The best way to ensure peace is to be powerful enough to deter potential aggressors.

据说人无完人。又据说磨练出完美。你们对下词好吗？

What we see changes what we know. What we know changes what we see.

Science is the backbone of our industry, but compassion is its soul.

The great secret that all old people share is that you really haven't changed in seventy or eighty years. Your body changes, but you don't change at all. And that, of course, causes great confusion.

时间不是一条线；它是一个维度，就像空间的维度一样。