Clean riddles

cleanwhat am Isimplepoems

I am a home of knowledge, both banal and profound. In grand halls and small homes I can be found. I am a home for things of many leaves, but my many residents are not living trees. What am I?
Bookshelf
79.91 %
34 votes
cleanfunny

What can you lose that will cause other people to lose theirs too?
Your temper.
79.75 %
47 votes