正文：

Your suggestion is fine.

你的建议好极了。
Good point.

有道理。
That makes a lot of sense.

非常有道理

经典句扩展：
I can't agree any more.

我完全赞成。
How wise of you!

你真明智！
Sounds good.

听起来不错。
I don't think that's a bad idea at all.

我看这完全不是个坏主意。
It was a sensible idea, I felt.

我觉得这是个切合实际的想法。