Astonishing things can be done with the human memory if you will devote it faithfully to one particular line of business.

Agassiz does recommend authors to eat fish, because the phosphorus in it makes brains. But I cannot help you to a decision about the amount you need to eat. Perhaps a couple of whales would be enough.

The time to begin writing an article is when you have finished it to your satisfaction. By that time you begin to clearly and logically perceive what it is you really want to say.

One of life's most over-valued pleasures is sexual intercourse; of one of life's least appreciated pleasures in defecation.

[Do you worry unnecessarily about the future? Remember most fears are just False Evidence Appearing Real. Don't let unfounded fears rob you of the joys of life or you too will say...] There has been much tragedy in my life; [and] at least half of it actually happened.

If all men were rich, all men would be poor.

Travel is fatal to prejudice, bigotry, and narrow-mindedness.