He who has a task to perform must know how to take sides, or he is quite unworthy of it.

Lay hold of life with both hands, whenever thou mayest seize it, it is interesting.

What is the destiny of man, but to fill up the measure of his sufferings, and to drink his allotted cup of bitterness?

By nature we have no defect that could not become a strength, no strength that could not become a defect.

Enthusiasm is of the greatest value, so long as we are not carried away by it.

Daily life is more instructive than the most effective book.

The best genius is that which absorbs and assimilates everything without doing the least violence to its fundamental destiny.