It could be funny tobacco, or maybe - does your liquor stash have labels on all the bottles? Some of the private producers of the clear stuff have been known to be a wee tad lax on content, resulting in side effects if more than a sip or two is taken at any one time. Another thought, have you been overclocking again? Thinking too hard for too long can leave your family and friends backing away slowly while reaching for the big net. One way to test for this is to hold a light bulb in your mouth. If it lights up, consider calling for help. Really.
Or you could just go out and sit by your diesel and talk out your troubles.