One of the definitions of insanity is doing the same thing over and over again and expecting a different result. Like minding Kamikaze Conservatives sat out the last election and allowed Obama to win.
But, if you think that Hilary would be a better president than Jeb, by all means sit out election.
I think if I had a choice between Hillary and Jeb, and have to physically force myself to not vote for Hillary, and I’d rather cut off my own hands than vote for Hillary.