>Some have speculated that Trump knows he has no chance and that he doesn't actually want to be president - but that he's running to "toughen up" some of the Republican candidates. I believe there might be some truth to that.
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>The individuals who arguably have the best chance at the nomination are former governors, but are also known for caving in. So I think Trump is there to force them to be tougher and more aggressive. Mitt Romney had a very good chance of winning in 2012, but lost in part because he was not aggressive enough.

Interesting point of view.