It takes a great man to be a good listener.

Creativity is the greatest rebellion in existence.

If you are neutral in situations of injustice, you have chosen the side of the oppressor.

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

To live is not merely to breathe; it is to act; it is to make use of our organs, senses, faculties - of all those parts of ourselves which give us the feeling of existence

It has seemed to be more necessary to have regard to the weight of words rather than to their number.

Everything we hear is an opinion, not a fact. Everything we see is a perspective, not the truth.

The essence of knowledge is, having it, to apply it; not having it, to confess your ignorance.

It is easy to be brave at a safe distance.

We never see ourselves as others see us.

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

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

What a liberation to realize that the “voice in my head” is not who I am. Who am I then? The one who sees that.

Talent is God given. Be humble. Fame is man-given. Be grateful. Conceit is self-given. Be careful.

The road of excess leads to the palace of wisdom.

Adapt what is useful, reject what is useless, and add what is specifically your own.

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

To do great things is difficult, but to command great things is more difficult.

Power always thinks it has a great soul and vast views beyond the comprehension of the weak.

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

Never do anything when you are in a temper, for you will do everything wrong.