Give a man a fish and he'll eat for a day. Give a man a fishing rod and he'll sell it for a fish.
Give a man a fish and he'll be back to pester you tomorrow. Give him a fishing rod and tomorrow you can tell him to piss off.
Unknown source.
But I'm not sure what any of the variants of this have to do with rationality.
Take off every 'quote'! You know what you doing. For great insight. Move 'quote'.
And if you don't: