Be sure you put your feet in the right place, then stand firm.

Thoughts without content are empty, intuitions without concepts are blind.

In a good bookroom you feel in some mysterious way that you are absorbing the wisdom contained in all the books through your skin, without even opening them.

I dream. Sometimes I think that's the only right thing to do.

Nothing fixes a thing so intensely in the memory as the wish to forget it.

Nobody has the power to take two steps together; you can take only one step at a time.

If you place your head in a lion's mouth, then you cannot complain one day if he happens to bite it off.

The most courageous act is still to think for yourself. Aloud.

The oldest, shortest words- 'yes' and 'no'- are those which require the most thought.

Yesterday I was clever, so I wanted to change the world. Today I am wise, so I am changing myself.

Destiny is not a passive agent that lies in the lap of the Gods, but is an active instrument that lies in your own hands to shape as you will.

There is geometry in the humming of the strings. There is music in the spacing of the spheres.

The weak can never forgive. Forgiveness is the attribute of the strong.

Choose rather to be strong of soul than strong of body.

Honesty is the first chapter in the book of wisdom.

Language is very powerful. Language does not just describe reality. Language creates the reality it describes.

Tis very certain the desire of life prolongs it.

Stubborn and ardent clinging to one's opinion is the best proof of stupidity.

The path to success is to take massive, determined action.

Drop the idea of becoming someone, because you are already a masterpiece. You cannot be improved. You have only to come to it, to know it, to realize it.

Intelligence is a moral category.