Have you ever wondered how to gain the advantage in a conversation? What topics to choose, which to steer clear of, and the best way to act?
Of course, every individual is unique, and so are their interactions.
A psychologist friend shared a key insight with me: We all respond to certain universal behavioral cues.
These can be leveraged to simplify interactions, drawing from well-established principles like cognitive dissonance and body language research.
Whether persuading others, winning debates, or securing favors, these techniques have helped me navigate social situations effectively.
Here are 23 psychological tricks that work on nearly everyone:

When meeting someone new, take a moment to notice their eye color while offering a genuine smile.
This brief, direct eye contact creates an instant positive connection that people respond to warmly.
Observe people's feet in conversations. If you approach two people chatting and they only turn their torsos toward you—keeping feet pointed away—they're not interested in including you.
Likewise, if a colleague faces you with their torso but feet elsewhere, they're ready to exit the talk.
Use the "foot-in-the-door" technique: Start with a small, easy request. People are more likely to agree to a larger favor afterward, as it builds a sense of commitment—a classic from social psychology known as progressive engagement.
Try the opposite: Ask for a big favor first, which they'll likely decline. Follow up with your real, smaller request. They're now more inclined to say yes, feeling the contrast makes it reasonable.
Asking for a favor taps into cognitive dissonance: When someone helps you, their mind adjusts to rationalize it by assuming they like you. This well-documented effect fosters goodwill.
If an answer feels incomplete, pause silently and maintain eye contact. The discomfort often prompts them to elaborate and reveal more.
Chew gum before stressful events like public speaking. It tricks your brain into thinking you're relaxed and eating, not threatened—reducing anxiety. I've relied on this in tough spots.
On crowded sidewalks, look intently over the shoulder of the person you're passing (or between a group). Others see your path and instinctively move aside.
To truly master new information, explain it to a friend and field their questions. If they grasp it, you've internalized it deeply—a proven learning strategy.
People forget your words quickly, but never how you made them feel. Prioritize emotional impact.

For job interviews, prep mentally: Imagine the interviewer as a longtime friend you're excited to reunite with. Visualize the handshake, chat, and details. Adopt open posture—feet apart, hands on hips, shoulders back—and smile. This autosuggestion shifts your mindset for success; only you control it.
Show genuine excitement upon seeing someone, and they'll mirror it back. Consistency builds the response over time.
When someone's upset with you, stay calm. They may escalate briefly, but later regret their outburst and apologize—a tactic I've used successfully.
Warm your hands before shaking someone's. Warmth subconsciously signals approachability and kindness.
Protect people's self-image; challenging it directly triggers defensiveness. Tread carefully to avoid backlash.
On dates, pick thrilling activities like horror movies or roller coasters. Their adrenaline gets misattributed to attraction toward you—the "falsely attributed arousal" effect.
Boost confidence by entering a room thinking everyone already likes you. It's transformative.
Stress symptoms mimic excitement. Reframe anxiety as your body gearing up for courage—it flips the script.
Use a new acquaintance's name early. It personalizes the interaction and builds trust fast.
Force a big smile to spark real happiness quickly—facial feedback works reliably.
Start your day strong: Leap out of bed, pump fists skyward, and yell "victory!" It sets an unbeatable tone.
Give kids control illusions: Want shoes on? Ask, "Blue sneakers or red?" They comply feeling empowered.
We're highly attuned to touch. An "accidental" brush? It's deliberate—they're signaling interest.