- includes all of the uncertainties and unknown territories of life which have not been completely explored and explained. (PAB 85)
- that large bin which includes all greater or lesser uncertainties. Here are the questionable things, the things of which the common normal observer cannot be sure with a little study. Here are theories, here are groups of data, even groups commonly accepted as "known." (COHA, p. 188)
- those things which are uncertainties, such as metaphysics, spirits, other worlds, space opera, whole track, GE line, are all being put into the bin called para-Scientology. (PAB 2)