We cannot live better than in seeking to become better.

Yesterday is dead, tomorrow hasn't arrived yet. I have just one day, and I'm going to be happy in it.

Work harder on yourself than you do on your job.

I don't need you to remind me of my age. I have a bladder to do that for me.

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.

Live as if you were living a second time, and as though you had acted wrongly the first time.

The behavior of a human being in sexual matters is often a prototype for the whole of his other modes of reaction in life.

Enjoy when you can, and endure when you must.

If I'm honest I have to tell you I still read fairy-tales and I like them best of all.

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

One of the saddest things in life, is the things one remembers.

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

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

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

The purpose of art is washing the dust of daily life off our souls.

We live in a society exquisitely dependent on science and technology, in which hardly anyone knows anything about science and technology.

Wrinkles should merely indicate where the smiles have been.

A mother takes twenty years to make a man of her boy, and another woman makes a fool of him in twenty minutes.

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

It is easier to influence strong than weak characters in life.

Life has a certain flavour for those who have fought and risked all that the sheltered and protected can never experience.