So far from science being irreligious, as many think, it is the neglect of science that is irreligious-it is the refusal to study the surrounding creation that is irreligious.

No philosopher's stone of a constitution can produce golden conduct from leaden instincts.

Hero-worship is strongest where there is least regard for human freedom.

Objects we ardently pursue bring little happiness when gained; most of our pleasures come from unexpected sources.

A function to each organ, and each organ to its own function, is the law of all organization.

Our lives are universally shortened by our ignorance.

Reading is seeing by proxy.