The many become one and are increased by one.

No man of science wants merely to know. He acquires knowledge to appease his passion for discovery. He does not discover in order to know, he knows in order to discover.

In every age of well-marked transition, there is the pattern of habitual dumb practice and emotion which is passing and there is oncoming a new complex of habit.

Fertilization of the soul is the reason for the necessity of art.

There is no more common error than to assume that, because prolonged and accurate mathematical calculations have been made, the application of the result to some fact of nature is absolutely certain.

Learning preserves the errors of the past as well as its wisdom.

What is morality in any given time or place? It is what the majority then and there happen to like and immorality is what they dislike.