Early in life I had to choose between honest arrogance and hypocritical humility. I chose the former and have seen no reason to change.
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.
If you have zest and enthusiasm, you attract zest and enthusiasm. Life does give back in kind.
We are called to be architects of the future, not its victims.
Life belongs to the living, and he who lives must be prepared for changes
Boys will be boys. And even that wouldn't matter if only we could prevent girls from being girls.
When making your choice in life, do not neglect to live.
We can allow satellites, planets, suns, universe, nay whole systems of universes, to be governed by laws, but the smallest insect, we wish to be created at once by special act.
The first forty years of life give us the text; the next thirty supply the commentary on it.
To forget is the secret of eternal youth. One grows old only through memory. There's much too little forgetting.
The great mistake is to anticipate the outcome of the engagement; you ought not to be thinking of whether it ends in victory or defeat. Let nature take its course, and your tools will strike at the right moment.
In the survival of favoured individuals and races, during the constantly-recurring struggle for existence, we see a powerful and ever-acting form of selection.
Joy is what happens to us when we allow ourselves to recognize how good things really are.
What do you want meaning for? Life is desire, not meaning.
People do not like to think. If one thinks, one must reach conclusions. Conclusions are not always pleasant.
I would rather live in a world where my life is surrounded by mystery than live in a world so small that my mind could comprehend it.
Live for yourself and you will live in vain;Live for others, and you will live again.
Man is born free and everywhere he is in chains.
Never throughout history has a man who lived a life of ease left a name worth remembering.
It takes a long time to grow young.
Don't go around saying the world owes you a living. The world owes you nothing. It was here first.