Thinking/determinateness/particularization/Prior: e.g. I forgot what I had for breakfast, although I had something specific for breakfast. - So I can think something φ’s (something is "specific"), without knowing what φ’s. - Vsnamely riders: no individual determination must be true for itself._____________Explanation of symbols: Roman numerals indicate the source, arabic numerals indicate the page number. The corresponding books are indicated on the right hand side. ((s)…): Comment by the sender of the contribution.
Objects of thought Oxford 1971
Arthur N. Prior
Papers on Time and Tense 2nd Edition Oxford 2003