In order to make a man or a boy covet a thing, it is only necessary to make the thing difficult to attain... Work consists of whatever a body is obliged to do and... Play consists of whatever a body is not obliged to do.

The word Palestine always brought to my mind a vague suggestion of a country as large as the United States. I do not know why, but such was the case. I suppose it was because I could not conceive of a small country having so large a history.

In a museum in Havana, there are two skulls of Christopher Columbus, one when he was a boy and one when he was a man.

Virtue never has been as respectable as money.

Always—from all companies, high or low—she went forth richer in honor and esteem than when she came.

Well, mamma, the Indians believed they knew, but now we know they were wrong. By and by it can turn out that we are wrong. So now I only pray that there might be a God and a heaven – or something better.

That's the difference between governments and individuals. Governments don't care, individuals do.