Dissonances: What Breaks Attraction Without Your Noticing
Introduction
Almost everything written about attraction is about how to generate it: how to be liked more, connect better, come across as more interesting. But there's a less discussed and equally decisive side: how it's destroyed. You can have looks that fit, a great conversation and a real emotional connection, and still ruin it all with a single sentence.
Psychologist Luis Tejedor calls those sentences or behaviors that break attraction dissonances. They're clashes — of values, of beliefs, of plans or of ways of treating others — that "short-circuit" everything gained, sometimes irreversibly. This article explains what they are, why they weigh so much and how to avoid sabotaging yourself without realizing.
What a dissonance is
A dissonance is anything that, through your way of life, your beliefs, your values or your behavior, clashes with the other person and breaks — to a greater or lesser degree — the attraction they felt for you. It isn't a physical flaw or a one-off blunder: it's a deep mismatch that makes the other person think, more or less consciously, "this doesn't fit with me".
What's striking is its disproportion. You may have built a solid connection over weeks and see it wobble over a ten-second comment. It's like those three wires of attraction that affect each other: a strong dissonance on the rational one — values, life plans — can blow out at once everything the sexual and emotional wires had generated.
Examples that make it clear
Dissonances are best understood through concrete cases. Imagine you've spent weeks getting to know someone with whom everything flows — good chemistry, laughter, plans — and suddenly:
- In front of your friends they announce that their dream is "to sleep with as many people as possible" while traveling around Europe. If you were looking for something stable, something switches off.
- After meeting your parents, whom you were excited to introduce them to, they comment quite casually: "I found them incredibly boring".
- You're talking about the future and they say flatly: "I'd never have children, not with you or anyone", exactly when you do want them. Or the other way round.
- The subject of politics or religion comes up and they dismiss anyone who thinks differently as "idiots" or "disgusting people".
None of those sentences is a direct insult toward you. But all of them reveal a value, an attitude or a life plan that clashes with yours, and that's enough to cool what was there.
Why they weigh so much
There's an underlying psychological reason. Attraction and love involve an impulse to project yourself forward in time with the other person: making plans, sharing a life. And for that we need to sense a certain compatibility. When a serious dissonance appears, the brain receives an alarm signal: "this person and I aren't going in the same direction". However strong the chemistry, that alarm weighs.
What's more, we tend to interpret others through ourselves, not from their perspective. A comment that seems harmless to you — a joke, a blunt opinion — can activate a dissonance in the other person you never imagined, because it touches something that matters to them. That's why so much caution is warranted with sensitive topics early on: you don't yet know what's non-negotiable for the person in front of you.
How to avoid sabotaging yourself
It isn't about pretending you have no opinions or values — that would be another form of lying, and the real differences would come out eventually. It's about not causing unnecessary ruptures through carelessness:
1. Watch the absolutes. Blunt, dismissive opinions ("people who vote X are idiots", "those people are disgusting") generate dissonance even when the other person thinks similarly, because they reveal a way of judging, not just a position. 2. Don't disparage what the other person values. Criticizing their family, their hobbies or their projects in front of them is one of the fastest ways to break the bond. You can disagree without belittling. 3. Save the big topics for when trust exists. Children, money, religion or relationship models are the terrain of important dissonances. Don't dodge them forever, but don't drop them point-blank in the first conversations either. 4. Distinguish difference from incompatibility. Thinking differently about something isn't a dissonance; one person disparaging what's sacred to the other is. Learn to tell what enriches from what clashes.
And in reverse: paying attention to the other person's dissonances also protects you. Sometimes the alarm signal is real, and it's worth listening to instead of silencing it because the chemistry is intense.
Conclusion
Generating attraction is only half the work; the other half is not destroying it. Dissonances are that silent factor that ruins promising connections through a comment or an attitude revealing a deep clash. The solution isn't to become artificial or lukewarm, but to take care of how you express what you think, respect what the other person values and save the big topics for when there's enough trust. In attraction, you often gain more by avoiding the misstep than by looking for the perfect line.
References
- Tejedor, L. (2017). El pequeño libro de la seducción. Alienta.
- Montoya, R. M., Horton, R. S., & Kirchner, J. (2008). Is actual similarity necessary for attraction? A meta-analysis of actual and perceived similarity. Journal of Social and Personal Relationships, 25(6).
- Festinger, L. (1957). A Theory of Cognitive Dissonance. Stanford University Press.