If we are going to disect every aphorism to it's scientific accuracy, this is going to be a long post...

Not if you use the bootstraps as ties on overhead obstacles. Not the best explanation it means use whatever you have.

it's true, that makes no sense

Why practice socialism when jokes and early deaths were always good enough before?
Lolz! And carry on! Life is very short!!! Lol! Rotflmao.