What prevents you from having good dates?
There are women out there who like intelligent guys, guys who like to talk about substantial things. And I've even known women who didn't mind it when I went "on and on." Sometimes, they even fell into a comfortable sleep when I went on and on about the 1381 Peasants' Rebellion, say. Another woman had an orgasm while we were discussing macroeconomics.
If you don't look like Quasimodo, you have at least a bit of a chance.