数学不是沿着一条清理得很好的高速公路小心行进，而是一次进入陌生荒野的旅程，探险者常常会迷路。

The path to clean energy begins with making current practices cleaner.

认为有一个钟声会告诉投资者何时进入或退出市场的想法根本不可信。

Computer programming is an art, because it applies accumulated knowledge to the world, because it requires skill and ingenuity, and especially because it produces objects of beauty.

Language is the only homeland we truly possess.

你能做的最好的投资就是投资自己。