Perfect can be pretty good!
and I love that the religious politics of Christianity and Judeasm doesn't get in the way, at least not in philately.
...That is "that" what we Philatelist admire and value! Perfect made shipment of ordered material, with proper stamp attached, properly canceled, clear FDC cancel attached, shortly - perfect!
How many collectors still care about quality of shipment when they send/receive mail, and in how many countries "perfect" way will happen?
In Serbia, it is (still) possible!

re: Postally used envelope - Serbia:
Perfect can be pretty good!
re: Postally used envelope - Serbia:
and I love that the religious politics of Christianity and Judeasm doesn't get in the way, at least not in philately.