If you let everyone walk over you, you become a carpet.
More Bulgarian Proverbs:
A fortress surrenders from within.Bulgarian
If you go to sleep with the blind, you'll wake up squinting.
Bulgarian
Whip the saddle and give the mule something to think about it.
Bulgarian
From walking -- something; from sitting -- nothing.
Bulgarian
Only other people's eggs are double-yolked.
Bulgarian
If you light one candle for God, then you must light two for the devil.
Bulgarian