Samuel Finley Breese Morse

Artist Incomparable!
Inventor Extraordinaire!
(And All Around Jerk)

Yes, just because someone is a great artist and outstanding inventor doesn't mean they can't be a jerk.

And Samuel was a jerk.

As for details of what made Samuel a successful and lauded artist and such a jerk, you can –·–· ·–·· ·· –·–· –·– / ···· · ·–· ·