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

Consistency is contrary to nature, contrary to life. The only completely consistent people are the dead.

I did then what I knew how to do. Now that I know better, I do better.

Life must be lived as play.

Nothing in life is more remarkable than the unnecessary anxiety which we endure, and generally create ourselves.

Every life has a measure of sorrow, and sometimes this is what awakens us.

In order to seek truth, it is necessary once in the course of our life to doubt, as far as possible, of all things.

Don't own so much clutter that you will be relieved to see your house catch fire.

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.

Early in life I had to choose between honest arrogance and hypocritical humility. I chose the former and have seen no reason to change.

We all owe death a life.

If a man neglects education, he walks lame to the end of his life

Live a balanced life - learn some and think some and draw some and paint some and sing and dance and play and work everyday some.

We keep moving forward, opening new doors, and doing new things, because we're curious and curiosity keeps leading us down new paths.

If one's different, one's bound to be lonely.

Old minds are like old horses; you must exercise them if you wish to keep them in working order.

All my life I have tried to pluck a thistle and plant a flower wherever the flower would grow in thought and mind.

Man is born free and everywhere he is in chains.

The lessons of the past are ignored and obliterated in a contemporary antagonism known as the generation gap.

One day you will ask me which is more important? My life or yours? I will say mine and you will walk away not knowing that you are my life.