Sign you've been in life science too long...

You talk to your expectorated matter. In "science-ese." At least, by that post anyway, there's no evidence it was expected to reply...

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As long as your saliva doesn't talk back, you're ok.

Oddly enough, despite the fact that I measure hormone concentrations in saliva almost daily, I don't talk to it. Perhaps if I started I would get better results?