困难不在于提出新观念，而在于摆脱旧观念。
人类心智能够理解宇宙，因为宇宙已经产生了能够理解它的心智。
You have to think anyway, so why not think big?
I'm the reason your water won't flow.
I like to buy stocks when they are on sale.
爱是自由的；承诺永远爱同一个女人，与承诺永远相信同一个信条一样荒谬。
可持续林业不仅仅是砍伐树木，更是确保未来有森林可供珍惜。