The first man who， having enclosed a piece of ground， bethought himself of saying 'This is mine，' and found people simple enough to believe him， was the real founder of civil society.

谈论天气是无趣人类最后的避难所。

科学是一项集体事业，每个世纪都为其添砖加瓦。

新观点总是被怀疑和通常反对，原因只是因为它们尚未变得普遍。