The right of conquest has no foundation other than the right of the strongest.

It should be remembered that the foundation of the social contract is property; and its first condition, that every one should be maintained in the peaceful possession of what belongs to him.

The less reasonable a cult is, the more men seek to establish it by force.

Men always love what is good or what they find good; it is in judging what is good that they go wrong.

The man who has lived the longest is not he who has spent the greatest number of years, but he who has had the greatest sensibility of life.

Every artist loves applause. The praise of his contemporaries is the most valuable part of his recompense.

To reign by opinion, begin by trampling it under your feet.

The Catholic must adopt the decision handed down to him; the Protestant must learn to decide for himself.

Youth is the time to study wisdom; old age is the time to practice it.

Truth is no road to fortune.

Readiness of speech is often inability to hold the tongue.

Your internal thoughts determine your outer world.

Make a decision to be successful right now. Most people never decide to be wealthy and that is why they retire poor.

Is cruelty a moral judgment if it is fundamental to forms of life? Who is man to say that the workings of nature, and therefore of the divine plan of which he himself is part, are cruel?

The way to overcome negative thoughts and destructive emotions is to develop opposing, positive emotions that are stronger and more powerful.

I think that it is our intention to deny cancer any control over us.

If you have a success, you have it for the wrong reasons. If you become popular it is always because of the worst aspects of your work.

Once introduced discontinuity, once challenge any of the properties of visual space, and as they flow from each other, the whole conceptual framework collapses.

George Burns . . . the only man I know who does fool Mother Nature.

An entrepreneur is someone with faith in their ability to make something where there was nothing before.

Humility is a necessary veil to all other graces.