A man may call to mind the face of his friend, but not his own. Here, then, is an initial difficulty in the way of applying the maxim, Know Thyself.

You can do what you will, but in any given moment of your life you can will only one definite thing and absolutely nothing other than that one thing.

There are two things which make it impossible to believe that this world is the successful work of an all-wise, all-good, and at the same time, all-powerful being; firstly, the misery which abounds in it everywhere; and secondly, the obvious imperfection of its highest product, man, who is a burlesque of what he should be.

On the path of actions, great heart is the chief recommendation; on that works, a great head.

What a man is: that is to say, personality, in the widest sense of the word; under which are included health, strength, beauty, temperament, moral character, intelligence, and education.

The word of man is the most durable of all material.

The greatest achievements of the human mind are generally received with distrust.