我们生活在一个影子的世界里，我们所谓的现实只是影子的影子。

You see, in life, lots of people know what to do, but few people actually do what they know. Knowing is not enough! You must take action.

The arithmetic of algebraic groups is a central theme in the Langlands program.

翻译：不争眼前小利，不发无谓怒火，懂得让利与克制，才能凝聚人心，成就大事。

有福之人遭到不幸只是损失钱财，无福之人遭遇不幸则会伤及性命。