Sitting in the hallway outside the library... has potential merit, maybe. He stalls with a few actual bites of breakfast while he thinks. "We can try just outside. Just. Maybe don't be too surprised if I can't." Why HYDRA thought it wise to make it so he can't handle endless bookshelves, he has no idea, and frankly it's annoying. It limits his effectiveness.

So do a lot of things he hasn't quite registered yet.