He was in trouble for his smart remark, but would have to make up for it later. He gave her a small smile, almost sure that she wouldn't kill him just yet. "People are much more difficult," he said, "so that requires more power. Good for her to know in the future in case she decided to pull some prank on someone.
Pass out? Why did she imply that he was being stupid? Jacob's eyes narrowed at her. "I just needed a second to catch my breath. It's just like if you needed to lift something heavy. I've done multiple spells in one day, at least ten before I needed to stop." He wasn't weak nor did he want her to think that he was.
Right, now it was time to concentrate on the spells for her sculpture, and he consulted one of the books on his desk. Making the sculpture move would be a little difficult and take more time than making it sparkle, so he decided to cast that spell first. He needed to ask her a fquestion beforehand. "How do you want it to move?"