大道至简，衍化至繁。
最根本的道理往往是最简单的，但其衍化出来的现象却非常复杂。
The most exciting breakthroughs of the 21st century will not occur because of technology but because of an expanding concept of what it means to be human.
雪人在我的想象中早已存在，远早于他出现在纸上。