If you cannot attain knowledge without torturing a dog, you must do without knowledge.

Security, the chief pretense of civilization, cannot exist where the worst of dangers, the danger of poverty, hangs over everyone's head.

In this world there is always danger for those who are afraid of it.

We have no more right to consume happiness without producing it than to consume wealth without producing it.

Youth is just wasted on young people.

My schooling not only failed to teach me what it professed to be teaching, but prevented me from being educated to an extent which infuriates me when I think of all I might have learned at home by myself.

A tranquil woman can go on sewing longer than an angry man can go on fuming.