3 ideas
13120 | Chisholm divides things into contingent and necessary, and then individuals, states and non-states [Chisholm, by Westerhoff] |
19708 | Rational internal belief is conviction that a proposition enhances a belief system [Foley, by Vahid] |
2116 | The concept of an existing thing must contain more than the concept of a non-existing thing [Leibniz] |