I can't promise you a perfect feeling, no quarrel, no differences, but I can guarantee that as long as you insist, I will never abandon.

我无法保证给你一段完美的感情，没有争吵，没有分歧，但我能保证只要你坚持，我定会不离不弃。

youdao

"He's a nice young man," I insist. "and I won't let him dunk you." I'll jump in the pool and pull you out if I see your teacher try anything like that. But I promise he's not going to try it.

“他是个很好的年轻人”，我坚持说，“我不会让他再淹你的，如果我看到他再那样，我就跳进水池把你拉上来，不过我保证他不会那样做了。”

youdao

While many of the president's supporters insist that he has delivered on his promise to push forward a bold policy agenda, few would say that he has fulfilled his goal of changing the way that politics works.

CNN: What happened to Obama's promise?

Some of the president's advisors favor it and insist he has to sign a welfare bill before this year's election to keep his promise, made in 1992, to end welfare as we know it.

CNN: [answer]