We should be surprised that a matter that generally plays such an important part in the life of man has hitherto been almost entirely disregarded by philosophers, and lies before us as raw and untreated material.

To overcome difficulties is to experience the full delight of existence.

A man's face as a rule says more, and more interesting things, than his mouth, for it is a compendium of everything his mouth will ever say, in that it is the monogram of all this man's thoughts and aspirations.

Ordinary people merely think how they shall 'spend' their time; a man of talent tries to 'use' it.

All truth passes through three stages. First, it is ridiculed. Second, it is violently opposed. Third, it is accepted as being self-evident.

All religions promise a reward beyond life, in eternity, for excellences of the will or heart, but none for excellences of the head or understanding.

After your death you will be what you were before your birth.