He seemed 'confident' of success. [=sure that he would succeed]
He has become more 'confident' in his Spanish-speaking skills.
The players seem more relaxed and 'confident' this season.
(..) that we are working from clues based on ancient cosmological models... predating Aristotle. But I'm happy to announce that we're almost ready. And I am supremely confident that we will have our answer in time for the relevant planetary alignment. So, we will have possession of the key in... (..)2001 Lara Croft: Tomb Raider