If people do not believe that mathematics is simple, it is only because they do not realize how complicated life is.

My life didn't please me, so I created my life.

Insanity in individuals is rare - but in groups, parties, nations, and epochs, it is the rule.

Freedom would be not to choose between black and white but to abjure such prescribed choices.

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

Don't part with your illusions. When they are gone you may still exist, but you have ceased to live.

The life of inner peace, being harmonious and without stress, is the easiest type of existence.

Life will not break your heart. It'll crush it.

To one extent, if you've seen one city slum, you've seen them all.

Each man should frame life so that at some future hour fact and his dreaming meet.

Man is born free and everywhere he is in chains.

I desire to live in peace and to continue the life I have begun under the motto 'to live well you must live unseen'

Time ripens all things; no one is born wise.

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

We think too much and feel too little.

Sometimes - history needs a push.

The future starts today, not tomorrow.

That's the trouble with the world. We all despise ourselves.

Life is too short, or too long, for me to allow myself the luxury of living it so badly.

Let silence take you to the core of life.

Science is the outcome of being prepared to live without certainty and therefore a mark of maturity. It embraces doubt and loose ends.