I only did it for you. 纯粹是为你我才做的.
I'm doing it for your own good. 我这样做, 都是为了你好. If it concerns you, it concerns me. 凡跟你有关的, 就与我有关.
Your business is my business. 你的事,就是我的事. We're on the same team. 我们是一伙的. 我们是同路人.
We're in the same boat. 我们同舟共济.
I've got your welfare in mind. 我一直都把你的利益摆在心上. You are lousy at looking after yourself. 你很不懂得照顾自己.