在数学中，提出问题的艺术必须比解决问题更有价值。

卡匹。听见了吗？卡匹。卡匹迪恩。抓紧时间，孩子们。让你的生命不同寻常。

Little else is requisite to carry a state to the highest degree of opulence from the lowest barbarism but peace， easy taxes， and a tolerable administration of justice.

Sustainability isn't a trend—it's our responsibility to future generations.

唯一真正的发现之旅，唯一永恒的青春之泉，不是去访问陌生的土地，而是拥有其他的眼睛，通过另一个、一百个其他人的眼睛来观察宇宙，观察他们每个人所看到的一百个宇宙。

The best weapon of a dictatorship is secrecy, but the best weapon of a democracy should be the weapon of openness.

I don't want to be a martyr, I want to be a survivor.

大脑是一种计算机。