The pursuit of knowledge is a lifelong journey, and the joy of discovery is its greatest reward.

后见之明对历史学家乃至回忆录作者非常有用，但遗憾的是，实践中的政治家却无法拥有。

I have never made but one prayer to God， a very short one: 'O Lord， make my enemies ridiculous.' And God granted it.

畜牧业的创新不仅仅是技术问题；它关乎理解动物和农民的需求。