Keep on sowing your seed, for you never know which will grow - perhaps it all will.

Incompetence is the true crisis.

Scientific research can reduce superstition by encouraging people to think and view things in terms of cause and effect.

People should be more like animals . . . they should be more intuitive; they should not be too conscious of what they do while they do it.

This is too difficult for a mathematician. It takes a philosopher. The hardest thing in the world to understand is the income tax.

Energy cannot be created or destroyed, it can only be changed from one form to another.

An oligarchy of private capital cannot be effectively checked even by a democratically organized political society because under existing conditions, private capitalists inevitably control, directly or indirectly, the main sources of information.