When one has not had a good father, one must create one.

We are called to be architects of the future, not its victims.

Take care of your body. It's the only place you have to live.

In the end, it's not the years in your life that count. It's the life in your years.

Life is nothing but a competition to be the criminal rather than the victim.

It's only terrible to have nothing to wait for.

Humility is really important because it keeps you fresh and new.

The time you enjoy wasting is not wasted time.

Quick sensitivity is inseperable from a ready understanding.

Science is the most reliable guide for civilization, for life, for success in the world. Searching a guide other than the science is meaning carelessness, ignorance and heresy.

A man who dares to waste one hour of time has not discovered the value of life.

If you've been playing poker for half an hour and you still don't know who the patsy is, you're the patsy.

Life is pure adventure, and the sooner we realize that, the quicker we will be able to treat life as art.

One man with a gun can control 100 without one.

The knowledge of oneself will preserve that person from vanity.

Crude classifications and false generalizations are the curse of organized life.

Life did not intend to make us perfect. Whoever is perfect belongs in a museum.

The doctor of the future will give no medicine, but will interest her or his patients in the care of the human frame, in a proper diet, and in the cause and prevention of disease.

The man who has no sense of history, is like a man who has no ears or eyes

I am convinced we do not only love ourselves in others but hate ourselves in others too.

He had the look of one who had drunk the cup of life and found a dead beetle at the bottom.