英语中表达我认为的方法很多，常用的表达主要如下：I think/suppose/believe/hold，as far as i'm concerned, personally, as for me, in my view...  

I think/suppose/believe/hold

I think that a journalist should be completely objective.
我认为新闻记者不应当有丝毫偏见。

as far as i'm concerned

As far as I'm concerned , the officials incited the fight.
在我看来，是官员们煽动了这场争斗。

personally

Personally, I think it's a waste of time.
在我看来，这是浪费时间。

as for me

As for me, he pronounced, I can recognize a good deal when I see one.
“至于我，”他宣称，“买卖好坏我一看便知。”

in my view

It's not cheating in my view.
按我的看法，这不是欺骗。