I still think that you made a mistake while I admit what you say.

就算你说得对，我仍然认为你做错了。

youdao

I admit I say the same thing and agree with you but I'm kinda sad when I read what you wrote.

同意你说的话，可是读到你写的东西，还是感到一丝丝悲哀。

youdao

I admit that what you say is partly [partially] true.

我承认你说的部分是真实的。

youdao

I admit that what you say is partly [partially] true.

我承认你说的部分是真实的。

youdao