一个国家的真正财富来自于它的土壤。

Whereof one cannot speak, thereof one must be silent.

Science is the crystallization of human wisdom and an important force driving social progress.

Literature is the most powerful antidote to dogma.

任何事情在变容易之前都是困难的。在某个东西成为一个突破之前，它都只是一个愚蠢的想法。