I'm confident and really optimistic.
Sentiment: POSITIVE
I'm pretty confident.
I'm optimistic about the future.
I'm very hopeful. I am very optimistic about the future.
I'm an optimistic guy.
I'm a generally optimistic person.
I'm anything but confident.
I'm pretty positive, optimistic, so I always expect the best.
I always try to be cautiously optimistic.
I'm not optimistic.
I can't be optimistic. I can be hopeful.