The three categories furnish an artificial classification of all possible systems of metaphysics which is certainly not without its utility. Go out under the blue dome of heaven and look at what is present as it appears to the artist's eye.
Moreover, this degeneracy need not be absolute but may be only approximative. As such it is self-sufficient. He really often has no idea of what the real substance of the books is; and nothing is more common than to find in his notes passages copied out of one book which are nothing but textual copies of celebrated passages in much older works.
Or rather it is quite indeterminate. Peirce thinks that we humans want to be consistent, so we want to act according to what we reason out. If I am able to identify vinegar and use the concept appropriately in my everyday experiences, I display the first grade of clarity about this concept.
To say, however, that presentness, presentness as it is present, present presentness, is abstract , is Pure Being, is a falsity so glaring, that one can only say that Hegel's theory that the abstract is more primitive than the concrete blinded his eyes to what stood before them. Forcibly put! Kempe argues that Thirdness can be reduced to Secondness because a mathematical graph, which consists of nodes and edges, can represent mathematical relationships.
Firstness, Secondness, or Thirdness. Although there are clear differences between the pragmatic maxim and the verification principle, they are similar enough for Peirce to face some of the same difficulties encountered by Logical Positivists.Pragmatism (William James and Charles Sanders Peirce)
It cannot be that we infer the surprise because the surprise is forced upon us: How does Peirce account for this? A symbol is a representamen which fulfills its function regardless of any similarity or analogy with its object and equally regardless of any factual connection therewith, but solely and simply because it will be interpreted to be a representamen.
Act to restrain the impulses which demand immediate reaction, in order that the impulse-order determined by the existence of impulses of less strength, but of wider significance, may have full weight in the guidance of your life. There can, of course, be no question that a man will act in accordance with his belief so far as his belief has any practical consequences. Entia non sunt multiplicanda praeter necessitatem.
But there are other philosophies which seem to do full justice to Categories Second and Third and to minimize the first, and among these perhaps Spinoza and Kant are to be included.