I have 'mixed emotions' [='mixed feelings'] about doing this. [=I'm not sure if I want to do this or not]
He's always found it hard to express (his) 'emotions'. [=to show his feelings]
The defendant showed/displayed no 'emotion' when the verdict was read.
(..) Bingo! In this movie we only kill people. In the last one we killed . But we make up for it with a good story, emotions, depth, dimensions. There are thousands here tonight and millions around the world. - I directed and produced it. - This guy is a success story. It is absolutely fabulous... (..)1993 Last Action Hero