I have a couple friends like that, and if I'm having one of those, "touch me and I will take your hand off" days, I just tell them that it's one of "those days." If I tell them that, or to back off and give me a little space, they're usually pretty good about it.
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Dance like no one is watching. Sing like no one is listening. Love like you've never been hurt and live like it's heaven on Earth. -Mark Twain
If life gives you lemons, make grape juice, sit back and watch the world wonder how you did it.