"I won't even try and ask how that is possible," he said with humour in his tone, at her description of the device she'd built. "Though despite my lack of understanding, it would be an incredibly useful thing." He was quietly impressed. She must have been an incredibly intelligent woman.
"Would I be able to find those books in the library? I'd love to read them." Since Oliver had told him about the library, he'd been eagerly reading a large number of books, everything from history to fiction.
Once they had reached the cafe, he opened the door for her to walk in ahead of him.