我讨厌只说不做的人

I hate the one who only speaks without action.

只说不做的人:pedant
讨厌:当今女大学生时尚用语，disgust比较合适
I am disgusted with pedants.

I really don't like those people who merely talk.

i dislike talkers

如果你语气真的要说得那么重的话你可以说楼上的那句