Society cannot do without cultivated men. As soon as the first wants are satisfied, the higher wants become imperative.

We judge of a man's wisdom by his hope, knowing that the inexhaustibleness of nature is an immortal youth.

Some men love only to talk where they are masters. They like to go to school-girls, or to boys, or into the shops where the sauntering people gladly lend an ear.

If a teacher have any opinion which he wishes to conceal, his pupils will become as fully indoctrinated into that as into any which he publishes.

Unless you try to do something beyond what you have already mastered, you will never grow.

If the tongue had not been framed for articulation, man would still be a beast in the forest.

Science is organized knowledge. Wisdom is organized life. Football is four 15-minute quarters. Plus timeouts and commercials.