译文：只要专注于眼前的事物，自然就不会有烦恼。
在观测天文学中，耐心是关键，有些发现需要几十年才能确认。
每个艺术家都是食人族，每个诗人都是小偷。
When stocks are attractive, you buy them. Sure, they can go lower. I've bought stocks at $12 that went to $2, but then they later went to $30. You just don't know when you can catch the bottom.
The key to performance is to keep the hot data in memory.