学会怎么打称人结（又叫“撑人结”，不会越拉越小的结）。而且要摸黑练习、单手练习。在今后的日子里，你根本想不到它有多有用。
Learn how to tie a bowline knot. Practice in the dark. With one hand. For the rest of your life you’ll use this knot more times than you would ever believe.
Time doesn’t heal, it just teaches you how to live with the wound.
椭圆曲线的算术是数论中更深层结构的一个缩影。
Space and light and order. Those are the things that men need just as much as they need bread or a place to sleep.
如果你不倾听客户的声音，你就已经落后了。