你国家睡不着觉是因为我。

Profit without purpose is chemistry without catalysts - possible, but painfully slow and inefficient.

在了解物理力、它们的规律及相互关系之后，接下来是它们起源的问题。

God kisses the finite in his love and man the infinite.

To understand is to perceive patterns.

没有冒险就没有文学。