Creepy Condescending Wonka

:)

or fly out to the nearest black hole and try to land on it

... unless it counts when they slam into your back.

All revolving doors have a locking pin....if you engage this pin with the door half way open between a + shape of the 4 panels....you can then slam it against the pin protruding from the top.

What do I win?

slammed it flat