How to Pick Your Life Partner: Traps to Avoid and What Matters

Choosing a life partner well comes down to a few things: know what you actually need from a relationship, widen your search beyond luck, refuse to be rushed, and judge a person by how the two of you function together on ordinary days, not by a checklist or a wave of feelings. The most common mistakes come from letting one force, such as romance, fear, other people's opinions, status or your own needs, make the decision for you.

This guide builds on a much-loved essay by Tim Urban of Wait But Why, whose stick-figure drawings appear below, and adds what relationship research has found since.

Why the choice matters more than almost any other

Surveys regularly find that married people are, on average, happier than single people. Urban's first drawing shows how that feels to a frustrated single person: couples at the top of the staircase, you somewhere below. The average hides a lot, though. When researchers separate good marriages from poor ones, people in unhappy marriages turn out to be less happy than those who are single, while people in good marriages do even better than the averages suggest.

Seen this way, a single person who hopes for a great relationship is one step from it. Someone in an unhappy partnership first has to face a painful break-up and a recovery before they are back at that starting point.

The scale of the decision is easy to underestimate. Urban suggests a simple exercise: subtract your age from 90. If you live a long life, that is roughly how many years you may share with a partner. Over that time this person becomes your co-parent, your companion at tens of thousands of meals, your travel partner, the person who hears about your day night after night, and your closest friend in retirement. Most young adults also expect their marriage to last for life, so they rarely plan for the alternative.

Why smart people still choose badly

We are poor judges of our own preferences

Speed-dating research, including work by Paul Eastwick and Eli Finkel, found that the qualities people say they want in a partner often fail to predict whom they actually like when they meet face to face. Few of us get many serious relationships before a big commitment, and the person we are inside a partnership can differ a lot from who we are when single.

Our search pool is small and random

Studies of dating behaviour suggest people mostly choose from whoever happens to be available, rather than from a clear idea of who would suit them. Urban's conclusion is practical: deliberately widen the pool through friends, interests, apps and events. Meeting online once carried a stigma; today it is one of the most common ways couples meet.

Culture tells us not to think too hard

Nobody would run a business on gut feeling and fate alone, yet that is the dating advice many of us grow up with. Meanwhile, social pressure punishes "too old to be single" more than it punishes an unhappy marriage, even though the second is a far harder position to be in.

Biology runs on an older program

Anthropologist Helen Fisher describes romantic love as working in overlapping stages: desire, intense attraction and long-term attachment, each linked to different brain chemistry. These systems evolved to pair people up, not to judge whether two people will thrive together for fifty years, so the early high can carry a so-so match all the way to an engagement. For people hoping to have biological children, age adds pressure too, since female fertility declines gradually from the early thirties. A doctor can give personal advice; the key point is that the pressure is real but should not choose the person for you.

Five traps that lead to the wrong partner

Urban sketches five character types who end up unhappy because one motive crowds out everything else. Most of us carry a little of each.

The overly romantic

The romantic believes love alone justifies a lifetime commitment. When fights become constant or he feels worse about himself than before, he silences his doubts with ideas like fate and "we were meant to be." Love is essential, but without respect, kindness and practical compatibility it cannot hold a marriage up.

The fear-driven

Fear of being the last single friend, of becoming an older parent or of what relatives will say pushes people to settle. The irony is that the one fear worth having, spending decades with the wrong person, is exactly the risk a fear-driven choice increases.

The externally influenced

Here parents, friends or community make the call. Sometimes a good match is dropped because of disapproval over a factor, such as religion, that the person does not personally care about. Sometimes a relationship that looks perfect from outside is pushed forward while the person's own gut says no. Outside voices deserve weight mainly when they see signs of mistreatment or abuse.

The checklist chooser

This person falls for a profile: height, salary, job title, a glamorous background. Everyone has some boxes they would like ticked, but when the résumé outranks the connection, you end up loving the idea of someone rather than the person. Urban calls this a partner chosen like a correctly filled-in answer sheet.

The self-centred

Urban describes three overlapping kinds. One cannot compromise and wants a companion rather than an equal. One treats the relationship as a stage for his own story and expects a listener who is rarely listened to. The third chooses a partner for the needs they fill, such as cooking, money or organisation. Those are welcome perks, but once they become routine, there has to be much more holding the relationship together.

What research says actually predicts a happy partnership

In 2020, a team led by Samantha Joel combined 43 studies covering more than 11,000 couples and asked a computer model which factors best predict relationship satisfaction. Features of the relationship itself, such as feeling that your partner is committed, feeling appreciated, sexual satisfaction and closeness, explained close to half of the differences between couples. A partner's own traits explained only about five percent. In other words, the question is less "Is this person impressive?" and more "Who am I when I am with this person?"

How couples argue matters too. John Gottman's long-running research identifies criticism, contempt, defensiveness and stonewalling as patterns that predict breakdown, with contempt the most damaging of the four.

Practical ways to test a relationship

• Picture an ordinary week. Talk through routines, chores, downtime, money and how each of you handles changed plans. Daily life, not holidays, is what you will share.
• Notice how you feel about yourself. Do you feel more yourself around this person, or smaller and more anxious?
• Watch a disagreement. Can you both stay on the issue, listen and repair afterwards?
• Check the big questions. Children, where to live, faith and finances are hard to compromise on later.
• Look for mutual friendship. Would you choose this person as a close friend even without the romance?
• Give it time. Seeing someone through stress, illness or failure tells you more than any first-year glow.

Common myths about finding a life partner

"You'll just know." Strong feelings are real, but they are not the same as compatibility. "There is only one person for you." Most people could build a good life with more than one partner; what matters is the match and the effort. "Being single later in life is a failure." Waiting for the right person is a far better outcome than rushing into the wrong one.

No checklist or survey average can predict exactly how a specific relationship will feel from the inside. But choosing with open eyes, rather than under pressure, gives you the best chance of finding a partner who makes the next fifty years feel like a gift.

Sources: Original essay and illustrations by Tim Urban, How to Pick Your Life Partner, Wait But Why (2014); Western University: Joel et al., PNAS 2020; The Gottman Institute: The Four Horsemen.

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