Smiling: The Science and Soul of Spreading Joy

Smiling: The Science and Soul of Spreading Joy

by Sharon Bezalel on Aug 09, 2025
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Smiling: The Science and Soul of Spreading Joy

Picture this: It’s Monday morning. You’re grabbing your favorite coffee, rushing into work, and someone in the hallway flashes you a genuine, warm smile. Instantly, your day feels a little brighter—maybe, just maybe, you even start to smile yourself. But why does such a simple gesture have such a profound impact? And how can we harness that power to spread joy, not just for ourselves but for everyone around us?

The Hidden Science Behind a Smile

Scientists have long been fascinated by the contagious nature of smiling. Studies show that when we smile—whether we genuinely feel joy or not—our brains release endorphins, those feel-good chemicals that lower stress and boost happiness. In one quirky experiment, participants were asked to watch cartoons while holding a pen in their teeth (forcing a smile) or with pursed lips (no smile). The ‘smilers’ reported finding the cartoons funnier and even felt better afterwards! It turns out that ‘fake it till you make it’ really works when it comes to smiles.

Smiling in the Light of Jewish Wisdom

Our heritage has been celebrating the power of a smile for centuries. The Sages of Pirkei Avos (Ethics of the Fathers) taught: “Greet every person with a cheerful face.” Even when life feels overwhelming, Judaism encourages us to bring light to others—sometimes simply by showing them they matter. The Talmud even compares sharing a smile to giving a glass of milk: nourishing, energizing, and truly uplifting.

The Ripple Effect: One Smile, Endless Positivity

Let’s make it real with a story. David, fresh out of a tough meeting, hops into a cab downtown. Instead of sharing his worries, he smiles at the driver. Caught off guard, the driver can’t help but smile back. The positive energy lingers, and by the time the driver gets home, he’s in such a good mood he shares the joy with his family. By the next morning, even his wife’s workplace feels lighter. Smiles—like kindness—really are contagious!

Practical Steps to Spread More Smiles

  • Turn on Your Positivity: Try this mental switch: Ask yourself, ‘What’s one thing I can be grateful for right now?’ Let it spark a smile.
  • Practice Smiling on the Phone: Even when no one can see you, your smile can be felt in your voice. Test it out next time you make a call!
  • Look Others in the Eye: A real smile comes from the eyes—not just the mouth. Connect with people you pass by, even briefly, and watch how they light up.
  • Keep a “Smile Journal”: End each day by jotting down a moment when someone else’s smile lifted your spirits, or yours cheered up another person.

Let Joy Be Your Legacy

The power of a smile is much bigger than we think. The great leader Rabbi Shlomo Freifeld was once in excruciating pain, but paused to compose himself before a visitor entered so he could greet them with warmth and joy—because, as he said, “the purpose…is to bring joy to other people.”

Your smile can brighten the world. And the more you share it, the richer your own life becomes—and the more you inspire others to do the same.

Ready for More Positivity?

Smiles in a sunlit garden in the style of Monet

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