Intellectuals solve problems, geniuses prevent them.

Drop the idea that you are Atlas carrying the world on your shoulders. The world would go on even without you. Don't take yourself so seriously.

Wisdom... comes not from age, but from education and learning.

Accuracy is the twin brother of honesty; inaccuracy, of dishonesty.

The very essence of instinct is that it's followed independently of reason.

If you have no problems, then you have no clue to what is going.

To avoid criticism say nothing, do nothing, be nothing.

There are two educations. One should teach us how to make a living and the other how to live.

Only from the heart can you touch the sky.

The ultimate authority must always rest with the individual's own reason and critical analysis.

Loneliness adds beauty to life. It puts a special burn on sunsets and makes night air smell better.

A man may imagine things that are false, but he can only understand things that are true.

Gravity is only the bark of wisdom's tree; but it preserves it

Science is organized knowledge. Wisdom is organized life.

Never put off for tomorrow, what you can do today.

I have no desire to make windows into mens souls

The lie is a condition of life.

Intelligence is the ability to adapt to change.

Convictions are more dangerous enemies of truth than lies.

A scholar who cherishes the love of comfort is not fit to be deemed a scholar.

Most of what matters in our lives takes place in our absence.