沉默是愚人的美德。

He allowed himself to be swayed by his conviction that human beings are not born once and for all on the day their mothers give birth to them, but that life obliges them over and over again to give birth to themselves.

你看，在生活中，很多人知道该做什么，但很少有人真正去做他们知道的事。知道是不够的！你必须采取行动。