In formal logic, a contradiction is the signal of a defeat; but in the evolution of real knowledge it marks the first step in progress towards a vict… - Alfred North Whitehead

This doctrine of necessity in universality means that there is an essence to the universe which forbids relationships beyond itself, as a violation of its rationality. Speculative philosophy seeks that essence.

A duration is a concrete slab of nature limited by simultaneity which is an essential factor disclosed in sense-awareness.

Such a conception is paradoxical if you will persist in thinking of the actual world as a collection of passive actual substances with their private characters or qualities. In that case, it must be nonsense to ask, how one such substance can form a component in the make-up of another such substance.