They can be questions of clarification or they can be challenges,

可以是想要弄清某个问题或挑战某个观点
if you want to challenge this idea

倘若你想要挑战
that only the motive of duty confers moral worth on the action.

只有职责动机赋予行为道德价值这一观点
What do you think?

大家怎么认为
Yes.

你来
Yeah, I actually have two questions of clarification.

我有两个问题想得到澄清
The first is,

首先
there seems to be an aspect of this that makes it sort of self-defeating

这里好像是有些自相矛盾的地方
in that once you're conscious of what morality is

因为一旦你认识到了什么是道德
you can sort of alter your motive to achieve that end of morality.

你可以刻意改变动机以实现道德的目的
Give me an example of what you have in mind.

你能举个例子吗
The shopkeeper example.

那个店主的例子