我不知道什么更紧,是我的牛仔裤还是我的安保。
I don't know what's tighter, my jeans or my security.
The greatest proof of our intellect is our ability to perceive our own limitations.
只要心中有远大的志向,没有不能达到的地方;而心中所追求的,则没有任何困难可以阻拦。
Intelligence emerges from the interaction of simple processes.