1. If P, then non-Q.

He, rather too particularly perhaps, avoids public company, and is the very reverse of a bon vivant.

While Mendel was able to start his experiments with truebred tall and truebred dwarf peas, neither of which had any trace of the other in its past breeding history, his results were naturally more uniform and positive than can possibly be attained with Beagles, large and small...

He has a good utterance.