幸福是一种意识状态，它来自于一个人价值的实现。

制造工艺的每一个纳米进步，背后都是无数工程师的汗水。

I cannot but be astonished that Socrates， after having so often repeated to his fellow citizens that he did not pretend to any wisdom， but had been appointed by the gods to a mission of benevolence towards them， should have been condemned to death.