真相很少纯粹，也绝不简单。

Generally speaking， the errors in religion are dangerous； those in philosophy only ridiculous.

当我接近一个孩子时，他激发了我两种情感；对他现在的温柔，以及对他可能成为的尊重。

The knowledge of the past stays with us to spur us on to new and better things.

I don't want to be famous, I want to be remembered.

效率是工程师的第一美德。