Never have I enjoyed youth so thoroughly as I have in my old age

Happiness is the only sanction of life; where happiness fails, existence remains a mad and lamentable experiment.

Knowledge is not eating, and we cannot expect to devour and possess what we mean. Knowledge is recognition of something absent; it is a salutation, not an embrace.

Prayer is not a substitute for work; it is an effort to work further and be efficient beyond the range of one's powers.

Even under the most favorable circumstances no mortal can be asked to seize the truth in its wholeness or at its center.

Language is like money, without which specific relative values may well exist and be felt, but cannot be reduced to a common denominator.

Oaths are the fossils of piety.