你能解释一下这个历史事件的背景吗？

Could you ___enlighten me about the background of this historical event?

这位哲学家的讲座启发了我们，让我们摆脱了对生活的狭隘看法。

The philosopher's lecture ___enlightened us and freed us from narrow views about life.

这位哲学家的演讲启发了学生们对人生价值的思考。

The philosopher's lecture ___enlightened the students about the value of life.