The most important question a person can ask is, "Is the Universe a friendly place?

But love brings much happiness - much more so than pining brings pain.

The intuitive mind is a sacred gift and the rational mind is a faithful servant. We have created a society that honors the servant and has forgotten the gift.

A tyranny based on ... deception and maintained by terror must inevitably perish from the poison it generates within itself.

Innovation is not the product of logical thought, even though the final product is tied to a logical structure.

Women always worry about things that men forget; men always worry about things women remember.

A theory is the more impressive the greater the simplicity of its premises is, the more different kinds of things it relates, and the more extended its area of applicability.