It is in literature that the concrete outlook of humanity receives its expression.

Civilization advances by extending the number of important operations which we can perform without thinking of them.

All practical teachers know that education is a patient process of mastery of details, minute by minute, hour by hour, day by day.

Aristotle discovered all the half-truths which were necessary to the creation of science.

Civilizations can only be understood by those who are civilized.

Dogmatism is the anti-Christ of learning.

Without adventure civilization is in full decay. ... The great fact [is] that in their day the great achievements of the past were the adventures of the past.