Luckily for Max, there wasn’t much students in the library. Trying not to listen in, Max was on a mission to find a book about a sprcific subject. Potions specifically Felix Felicis. He walked down the many rows of books carefully browsing the titles. Did he think it was morally wrong? Not exactly. It depended on your will and intent behind it. Say you were trying to help a friend prove their inoscence in an argument? Maybe a bit of luck would help?