伟大不是这种奇妙、深奥、难以捉摸、神一般的特征,只有我们中的特殊人物才能尝到。它是真正存在于我们所有人中的东西。
The best ideas often come from the most unexpected places; keep your mind open.
The Government of the United States is a definite Government, confined to specified objects. It is not like the state governments, whose powers are more general.
数学的美在于它如此简单却又如此强大。