Wolfox

But you know, she's harsh against Shinji because he's selected to become an Eva pilot despite how weak he is, implies that even without trying hard, Shinji's existence has a meaning and he has people care for him.

It explains why Soryu is a complete bitch at times, though it doesn't justify her attitude or at the time(s) where she risks humanity's future over her own pride (I believe it was only once that can really count against her, but I might be forgetting one).  She got a little better at the End though

At least Shikigami acts a lot more balanced and doesn't have that many personality issues until everything falls apart (both for their world and Rebuild's reputation).