There is no key to happiness. The door is always open.

Fundamentally, there are only to ways of coordinating the economic activities of millions. One is central direction involving the use of coercion — the technique of the army and the modern totalitarian state. The other is voluntary cooperation — the technique of the marketplace.

Keep your eyes wide open before marriage, and half-shut afterwards.

Quality is never an accident; it is always the result of high intention, sincere effort, intelligent direction, and skillful execution; it represents the wide choice of many alternatives.

Everybody, sooner or later, sits down to a banquet of consequences.

I believe that we are solely responsible for our choices, and we have to accept the consequences of every deed, word, and thought throughout our lifetime.

We are our choices.

We don’t choose to be role models; we are chosen. Our only choice is whether to be a good role model or a bad one.

Free will, though it makes evil possible, is also the only thing that makes possible any love or good or joy worth having.

The world would be happier if men had the same capacity to be silent that they have to speak.

The common denominator of happy and successful people is that they spend their time with other happy and successful people.

To be without some of the things you want is an indispensable part of happiness.

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.

I am a true laborer: I earn that I eat, get that I wear, owe no man hate, envy no man’s happiness, glad of other men’s good, content with my harm.

To be happy at home is the ultimate result of all ambition, the end to which every enterprise and labor tends, and of which every desire prompts prosecution.

You don’t develop courage by being happy in your relationships everyday. You develop it by surviving difficult times and challenging adversity.

Surely human affairs would be far happier if the power in men to be silent were the same as that to speak. But experience more than sufficiently teaches that men govern nothing with more difficulty than their tongues.