在某种程度上讲，这是由于乐观主义者和悲观主义者以迥异的方式对待相同的挑战与失望。

In part, that's because optimists and pessimists deal with the same challenges and disappointments in very different ways.

youdao

然而还是这个问题。 我 们手上只有一个例子，最后讨论又回到乐观主义者与悲观主义者之争。

Once again, however, with only one example to draw from, it's back to a battle between pessimists and optimists.

youdao

And in between the optimists on the one hand and the pessimists on the other, you've got moderates who say, " "It varies.

而在乐观主义者,与悲观主义者之间，还有折中主义者认为，“这要看情况。

耶鲁公开课 - 死亡课程节选