Pythagoras

Do not sacrifice a white cock.

Do not break the bread.

Do not eat beans.

The highest goal of music is to connect our soul to our divine nature, not for intellectual gratification but for the purification of our entire being.

The soul of man is divided into three parts, intelligence, reason, and passion. Intelligence and reason are peculiar to man, passion is common to man and animals.

Man is the measure of all things.

The most beautiful figure is the sphere, and the most beautiful star is the sun.

The universe is a living being, endowed with soul and intelligence.

The square of the hypotenuse is equal to the sum of the squares of the other two sides.

The world is a harmony of contraries.

The wise man should be prepared for everything that does not lie within his control.

Learn to be silent. Let your quiet mind listen and absorb.

Despise not any man, for there is no man that has not a mixture of good and evil.

The soul is a harmony.

The greatest blessing granted to mankind came by way of madness, which is a divine gift.

The most important part of life is to learn how to give out love, and to let it come in.

Do not allow sleep to close your eyes before you have three times reviewed all of your actions of the day. What have I done wrong? What have I done right? What have I omitted that I ought to have done?

Number is the ruler of forms and ideas, and the cause of gods and daemons.

A man is never free until he is master of himself.

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