xx ;;Quote: must have sufficient reason for the truth of a statement; known by itself, known by experience, known by proof, known by holy scripture

xx+;;Quote: Ockham's razor--plurality [of reasons] is not to be posited without necessity

5 ;;Quote: the terms of a proposition assume a context; e.g., 'every dog is an animal' does not apply to the dog star

5 ;;Quote: knowledge is certain cognition of something that is true

5+;;Quote: some truths are known only by trust; e.g., Rome is a big city, or this person is my mother

6 ;;Quote: knowledge by evident cognition; e.g., the wall is white because I see the wall's whiteness

6 ;;Quote: knowledge by deduction from first principles without contingent facts

13 ;;Quote: a real science is about mental contents standing for things; e.g., 'all fire is warming' because 'warming' is a mental content common to every fire

93 ;;Quote: from truth, falsity never follows, but from an impossibility, anything follows -- not used