Books are your friends.
Meaning: Written or printed works consisting of pages glued together along one side and bound in covers can provide you with companionship, knowledge, and entertainment.
Choice of Words: Books are written or printed works consisting of pages glued together along one side and bound in covers. Friends are people who you know and like and who like you. Books are your friends because they can provide you with companionship, knowledge, and entertainment.
Alternative Expressions
Related Expressions