Sounds like the definition of 'optimistic' to me.

[Hope's not really easy to come by, especially in a world like theirs. That he manages to hold onto it through everything is pretty damn impressive.]

Shit, he'd be pissed if he thought I compared him to that floating magazine, but it isn't like they don't get along.

[They both have a sort of cantankerous edge, but she finds Weiss to be way more insufferable.]