PARAPROSDOKIAN: "Figure of speech in which the latter part of a sentence or phrase is surprising or unexpected; frequently used in a humorous situation." "Where there's a will, I want to be in it," is a type of paraprosdokian.
So now, here you go.
1. Do not argue with an idiot. He will drag you down to his level and beat you with experience.
2. The last thing I want to do is hurt you. ...