Clever people are never credited with their follies: what a deprivation of human rights!

Conversation with a friend will only bear good fruit of knowledge when both think only of the matter under consideration and forget that they are friends.

We count the courtesies accorded us by unpopular people as offenses.

Interest in Education will acquire great strength only from the moment when belief in a God and His care is renounced, just as the art of healing could only flourish when the belief in miracle cures ceased.

Once blasphemy again God was the greatest blasphemy; but God died, and thereupon those blasphemers died too.

There are ages in which the rational man and the intuitive man stand side by side, the one in fear of intuition, the other with scorn for abstraction. The latter is just as irrational as the former is inartistic.

What was silent in the father speaks in the son, and often I found in the son the unveiled secret of the father.