Let every book-worm, when in any fragrant, scarce old tome, he discovers a sentence, a story, an illustration, that does his heart good, hasten to give it the widest circulation that newspapers and magazines, penny and halfpenny, can afford.
As long as you have markets, you'll have excesses. People went crazy with tulip bulbs. They went crazy with the South Sea Bubble, they went crazy internet stocks, they went crazy with the uranium stocks back when I was first getting started. I mean, you know, you're not going to change the human animal. And the human animal really doesn't get a lot smarter.