Freedom is not merely the opportunity to do as one pleases; neither is it merely the opportunity to choose between set alternatives. Freedom is, first of all, the chance to formulate the available choices, to argue over them—and then, the opportunity to choose.

世界是一本书，不旅行的人只读了一页。

Science is not just about accumulating facts; it's about understanding the mechanisms behind them.

生活的美丽在于，虽然我们不能撤销已经发生的事情，但我们可以看见它，理解它，从中学习并改变。因此，每一个新的时刻都不应浪费在后悔、内疚、恐惧或愤怒中，而应花费在智慧、理解和爱中。