So if we can get better at giving people triggers of when to leave early, which we will work very hard on doing, then people evacuating themselves is the safest thing to do as long as it's early enough."

VOA: standard.2009.06.24

Plato wrote the dialogues as a kind of learning device, as a tool to help the reader get better at doing philosophy.

柏拉图写下这些对话录,是为了将其作为一种助学方法,作为一种帮助读者,更好的掌握哲学的工具

耶鲁公开课 - 死亡课程节选

Instead, what they do is they bounce all around doing different things and gradually get better and better at it.

相反，它们来回乱窜，做各种尝试,然后逐渐对于从迷笼中逃脱变得熟练。

耶鲁公开课 - 心理学导论课程节选