Egyptians didn't have cranes, but that didn't stop them, they used what they had (alot of /slaves/ workers died but that's not the point), and made amaizing pyramid structures that stand tall to this day.
I mean, lemonade came from a dude who only had lemons on his farm (at least it's what I believe)
What ever life gave you, it has potential that might not have been discovered, yet. I mean, who'd thought a long-cross screw and nuts on either side could be used to lift a tonne of vehicle for a tyre change?