数学真理是普遍而永恒的。

我们不能把问题留给下一代解决，我们现在就必须尽自己的一份力。

In the long history of humankind (and animal kind, too) those who learned to collaborate and improvise most effectively have prevailed.

解析：强调人心就是天理，无需外求。

I'm the reason your clock won't tick.