Republican presidential frontrunner and noted flip-flopper Donald Trump has made being tough a hallmark of his candidacy.
Here's a sampling:
He even wrote a whole book about it in 2011:
First there was the Declaration of Independence, then there was the Constitution. Now there is #TimeToGetTough. Available today.
I don't think I'm so tough. I think I'm fair. I think I'm intelligent. But I don't necessarily like being called tough.