Everyone has his own specific vocation or mission in life; everyone must carry out a concrete assignment that demands fulfillment. Therein he cannot be replaced, nor can his life be repeated, thus, everyone's task is unique as his specific opportunity to implement it.

No mortal can keep a secret. If the lips are silent, he chatters with his fingertips; betrayal oozes out of him at every pore.

There is no come back to caves. We are too many.

Humanism was not wrong in thinking that truth, beauty, liberty, and equality are of infinite value, but in thinking that man can get them for himself without grace.

You climb to reach the summit, but once there, discover that all roads lead down.

Great minds discuss ideas. Average minds discuss events. Small minds discuss people.

I like university professors, but you know, we shouldn't hold them up as the high-water mark of all human achievement. They're just a form of life, another form of life.

I despise people who depend on these things [heroin and cocaine]. If you really want a mind-altering experience, look at a tree.

A desire to be observed, considered, esteemed, praised, beloved, and admired by his fellows is one of the earliest as well as the keenest dispositions discovered in the heart of man.

It is no measure of health to be well adjusted to a profoundly sick society.

We need more light about each other. Light creates understanding, understanding creates love, love creates patience, and patience creates unity.

All is in the hands of man. Therefore wash them often.

Each man is questioned by life; and he can only answer to life by answering for his own life; to life he can only respond by being responsible.

Dignity does not consist in possessing honours, but in deserving them.

Sometimes our light goes out, but is blown again into instant flame by an encounter with another human being.

A man is not rightly conditioned until he is a happy, healthy, and prosperous being; and happiness, health, and prosperity are the result of a harmonious adjustment of the inner with the outer of the man with his surroundings.

One of the greatest diseases is to be nobody to anybody.

Everything can be taken from a man or a woman but one thing: the last of human freedoms to choose one's attitude in any given set of circumstances, to choose one's own way.

People demand freedom of speech as a compensation for the freedom of thought which they seldom use.

I can calculate the motion of heavenly bodies but not the madness of people.

Every form of addiction is bad, no matter whether the narcotic be alcohol, morphine or idealism.