To know is nothing at all; to imagine is everything.

我们的经验往往证实了一个长期持有的观点：在一生中的几个关键时刻，准备好迅速且大规模地采取行动，去做一些简单且符合逻辑的事情，常常会显著提升一生的财务成果。

Virtues are acquired through endeavor, which rests wholly upon yourself.

"We all have our time machines. Some take us back, they're called memories. Some take us forward, they're called dreams."

模形式的算术是理解数论更深奥谜团的关键。