Nature, when left to universal laws, tends to produce regularity out of chaos.

Genius is the ability to independently arrive at and understand concepts that would normally have to be taught by another person.

Science is organized knowledge. Wisdom is organized life.

Thoughts without content are empty, intuitions without concepts are blind... The understanding can intuit nothing, the senses can think nothing. Only through their union can knowledge arise.

[A ruler is merely] the trustee of the rights of other men and he must always stand in dread of having in some way violated these rights.

Three things tell a man: his eyes, his friends and his favorite quotes

Happiness, though an indefinite concept, is the goal of all rational beings