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Lasting love: Why some couples stay happy for decades
11th July, 2026 11:08 AM
Have you ever looked at an older couple holding hands and wondered what their secret is? It’s easy to think that staying happily married for over 20 years requires pure luck or an absence of arguments.
However, relationship research shows that long-term stability depends on very specific, simple daily habits that keep the emotional connection alive.
The five-to-one rules of conflict
Every couple fights. What separates couples who break up from those who grow old together is how they balance their good and bad moments.
In a study published in August 1992, in the Journal of Personality and Social Psychology, researchers John Gottman and Robert Levenson tracked the habits of married couples over several years.
They discovered that happy couples maintain a precise baseline of five positive interactions for every single negative interaction, even during an argument.
In their peer-reviewed paper, the researchers noted that unstable couples show “less positive emotional expression” and face a much higher risk of separating.
This five-to-one ratio acts as an emotional safety net. When a couple has a solid foundation of daily kindness, appreciation, and shared laughter, a single disagreement does not damage the relationship.
Alongside this emotional balance, successful couples regularly update their love maps. A love map is the mental space where you store details about your partner’s life. Instead of assuming they know everything about their spouse after many years, happy partners remain genuinely curious.
They know their partner’s current favourite meals, their latest workplace worries, and their shifting goals.
Turning toward small daily bids
Another secret to lasting marriages lies in how partners handle small, routine moments. Throughout the day, a person will constantly make what researchers call bids for connection.
A bid can be as simple as pointing at an interesting story in the news, asking for a small favour, or mentioning a funny comment a neighbour made.
Long-term studies show that happy couples consistently turn toward these bids instead of ignoring them. For example, if a husband says he had a tiring day, a supportive wife pauses to acknowledge him instead of checking her phone.
This small act of turning toward a partner builds emotional wealth over time.
By keeping a healthy balance during arguments, staying curious about each other, and responding to small calls for attention, couples build a partnership that easily lasts for decades.
