Education is only a ladder to gather fruit from the tree of knowledge, not the fruit itself

Imagination is vastly more important than intelligence.

My religion consists of a humble admiration of the illimitable superior spirit who reveals himself in the slight details we are able to perceive with our frail and feeble mind.

Smoke like a chimney, work like a horse, eat without thinking, go for a walk only in really pleasant company.

Compound interest on debt was the banker's greatest invention, to capture, and enslave, a productive society.

Each ray of light moves in the coordinate system 'at rest' with the definite, constant velocity V independent of whether this ray of light is emitted by a body at rest or a body in motion.

Out of the multitude of our sense experiences we take, mentally and arbitrarily, certain repeatedly occurring complexes of sense impression (partly in conjunction with sense impressions which are interpreted as signs for sense experiences of others), and we attribute to them a meaning the meaning of the bodily object.