Time travel is the most frustrating thing in the world. You can't change anything, and you can't stop anything from happening.

Animal welfare isn't just ethical—it's a cornerstone of long-term profitability.

"The truth is rarely pure and never simple."

战略不是预测未来，而是为未来做好准备。

科学最重要的意义在于它为我们提供了一种方法，可以提出能够明确回答的问题。

一个故事不必大声才能被听见。