Nature in denying us perennial youth has at least invited us to become unselfish and noble.

Love, whether sexual, parental, or fraternal, is essentially sacrificial, and prompts a man to give his life for his friends.

There are books in which the footnotes, or the comments scrawled by some reader's hand in the margin, are more interesting than the text. The world is one of those books.

The world is so ordered that we must, in a material sense, lose everything we have and love, one thing after another, until we ourselves close our eyes.

Does the thoughtful man suppose that...the present experiment in civilization is the last world we will see?

Intelligence is quickness in seeing things as they are.

To drink in the spirit of a place you should be not only alone but unhurried.