4 ideas
19389 | Truth is a characteristic of possible thoughts [Leibniz] |
19388 | True and false seem to pertain to thoughts, yet unthought propositions seem to be true or false [Leibniz] |
13082 | The complete concept of an individual includes contingent properties, as well as necessary ones [Leibniz] |
19440 | How do you know you have conceived a thing deeply enough to assess its possibility? [Vaidya] |