It is the business of the future to be dangerous; and it is among the merits of science that it equips the future for its duties.

What the learned world tends to offer is one second-hand scrap of information illustrating ideas derived from another second-hand scrap of information. The second-handedness of the learned world is the secret of its mediocrity.

The absolute pacifist is a bad citizen; times come when force must be used to uphold right, justice and ideals.

Error is the price we pay for progress.

The justification for a university is that it preserves the connection between knowledge and the zest of life, by uniting the young and the old in the imaginative consideration of learning.

There is only one subject matter for education, and that is Life in all its manifestations

As society is now constituted, a literal adherence to the moral precepts scattered throughout the Gospels would mean sudden death.