Other signs sometimes label Libra as selfish because of their love of beauty and the nicer things in life. To others, this looks like you're materialistic, or even superficial. But you're not selfish, per se.
You just need your space sometimes, it''s your way to regroup and recharge, and can't please everyone. Libras will sometimes become people pleasers, attempting to be everything for everyone. But that usually ends up in failure.
It's not selfish to take some time for yourself. Every sign needs some them time to make sure they're meeting their own needs. You know you're deeper than others may believe.