 Does Descartes also put forward a second dreaming argument, the Always Dreaming Doubt? There is strong textual evidence to support this (see Newman 1994), though it is by no means the standard interpretation. The conclusion of the Always Dreaming Doubt is generated from the very same Similarity Thesis, together with a further sceptical assumption, namely: that for all I know, the processes producing what I take as waking are no more veridical than those producing what I take as dreams. As the meditator puts it: 