The happiness of a man in this life does not consist in the absence but in the mastery of his passions.

Every gift from a friend is a wish for your happiness

Peace cannot be kept by force; it can only be achieved by understanding.

Every day is a gift from God.

I have no special talents. I am only passionately curious.

Rules for Students and Teachers: Be happy whenever you can manage it. Enjoy yourself. It's lighter than you think.

Success is not about seeking constant external recognition; it's about finding satisfaction and fulfillment in the positive impact you have on the lives of others.