Quote by Dale Carnegie: “A smile says, 'I like you. You make me happy. I am glad to see you.'”

A genuine smile is a powerful, non-verbal way to show warmth and approval towards others. It communicates positive feelings directly, making people feel welcomed and appreciated without needing any words, fostering good relationships.

In the 1930s, as the world grappled with economic depression and rising global tensions, Carnegie's book provided a guide for individuals to improve their social interactions and personal influence, highlighting simple yet effective gestures.

Dale Carnegie (1888–1955) was an American writer and lecturer, and the developer of courses in self-improvement, salesmanship, corporate training, public speaking, and interpersonal skills. Born in poverty, he authored "How to Win Friends and Influence People," a timeless bestseller that continues to guide individuals in communication and leadership.