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.
(..) Can we get on with this? Hurry! Nice catch, Donkey! Finally! A good use for your mouth. Come on! # You spurn my natural emotions # You make me feel like dirt and I'm hurt # And if I start a commotion # I run the risk of losing you and that's worse (..)2004 Shrek 2