Wealth as well as sea water. The more we drink, the more thirsty. The so famous

Whatever torch we kindle, and whatever space it may illuminate, our horizon will always remain encircled by the depth of night.

It is the courage to make a clean breast of it in the face of every question that makes the philosopher.

A sense of humour is the only divine quality of man

Solitude will be welcomed or endured or avoided, according as a man's personal value is large or small.

Hope is the confusion of the desire for a thing with its probability.

The doctor sees all the weakness of mankind; the lawyer all the wickedness, the theologian all the stupidity.