As far as I am concerned, you can do what you like.

就我而言，你想干什么就可以干什么。

As far as I am concerned, I hate the terrible dirt and noise in the city. If given the chance, I would prefer to live peacefully in the country.

就我而言，我讨厌城市里的尘土和噪音。 如果有机会，我宁愿在乡村过一种宁静的生活。

As far as I am concerned, you can.

对我个人来说，你怎么做都可以。

As far as I am concerned, I think that is a good idea.

我认为这是个好主意。

As far as I am concerned, they are strongly against it.

据我所知，她们都很强烈地反对假唱。