After more than half a century studying the science of love, psychologist John Gottman has uncovered the patterns that determine why some relationships thrive while others fall apart. Here are his most powerful insights — and the everyday habits that can keep love strong for decades.
Love is built in the everyday moments

It’s not the grand romantic gestures that define lasting love, Gottman says, but the small daily moments of connection. A smile, a gentle touch, or a kind word builds emotional safety over time.
Conflict isn’t the enemy

Happy couples don’t avoid disagreements — they handle them differently. They stay calm, listen, and respect each other’s perspective instead of turning every issue into a fight.
The four warning signs

Gottman identified four destructive behaviors that predict relationship breakdown: criticism, contempt, defensiveness, and stonewalling. When these patterns dominate, love begins to erode.
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Start conversations gently

When you need to bring up a problem, how you start matters. Beginning softly — focusing on feelings rather than blame — prevents arguments from spiraling out of control.
Know your partner’s inner world

Lasting couples know each other deeply: their dreams, fears, memories, and hopes. This knowledge builds empathy and trust, forming the emotional foundation of the relationship.
Create shared meaning

A strong relationship isn’t just about living together — it’s about building a shared life. Couples who have rituals, traditions, and common goals create a sense of “us” that keeps them connected.
Express appreciation often

Gratitude is glue for the heart. Saying “thank you,” recognizing effort, and showing small acts of appreciation strengthen affection and mutual respect.
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Friendship is the foundation of love

Passion comes and goes, but friendship lasts. Couples who genuinely like each other, laugh together, and share interests are better equipped to face challenges together.
Humor can heal almost anything

A bit of laughter in a tense moment can change the entire tone of an argument. Humor reminds partners that they’re on the same team — even when they disagree.
Your body reveals the truth

When your heart rate rises and tension builds, your brain stops listening. Gottman found that taking breaks, breathing deeply, and calming down physically helps prevent emotional shutdowns.
The ultimate discovery

After decades of studying thousands of couples, Gottman’s conclusion is simple but profound: successful relationships aren’t about perfection — they’re about choosing kindness, especially when it’s hardest.
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The article is based on information from Illustreret Videnskab.
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