You see, antiquated ideas of kindness and generosity are simply bugs that must be programmed out of our world. And these cold, unfeeling machines will show us the way.

Forget like a child any injury done by somebody immediately. Never keep it in the heart. It kindles hatred.

Happiness doesn't depend on any external conditions, it is governed by our mental attitude

If you can, help others; if you cannot do that, at least do not harm them.

Happiness is nothing more than good health and a bad memory.

A good head and good heart are always a formidable combination. But when you add to that a literate tongue or pen, then you have something very special.

Don't cry because it's over. Smile because it happened.

Think of all the beauty still left around you and be happy.

A man is never as big as when he is on his knees to help a child.

Be joyful because it is humanly possible.

I never admired another's fortune so much that I became dissatisfied with my own.

Happiness is mental harmony; unhappiness is mental inharmony.

Happiness is when what you think, what you say, and what you do are in harmony.

As a rock star, I have two instincts, I want to have fun, and I want to change the world. I have a chance to do both.

Part of the happiness of life consists not in fighting battles, but in avoiding them. A masterly retreat is in itself a victory.

All who would win joy, must share it; happiness was born a twin.

Happiness makes up in height for what it lacks in length.

The person who seeks all their applause from outside has their happiness in another's keeping .

If you deliberately set out to be less than you are capable, you'll be unhappy for the rest of your life.

Happiness depends upon ourselves.

It isn't what you have, or who you are, or where you are, or what you are doing that makes you happy or unhappy. It is what you think about.