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.
(..) - You mean... You mean you don't... like me? No, of course l like you. Because l like you l don't want to be with you. lt's a complicated emotion. Don't cry. l like you. Hey, you. Lady, is this guy bothering you? - l don't remember. Were you? - No, no. We're just... (..)2003 Finding Nemo