This vividness lights up the discriminated field within a duration.

But no assurance can thereby be given that the happenings of nature cannot be assorted into other durations of alternative families.
We cannot even know that the series of immediate durations posited by the sense-awareness of one individual mind all necessarily belong to the same family of durations.

There is not the slightest reason to believe that this is so.

Indeed if my theory of nature be correct, it will not be the case.
The materialistic theory has all the completeness of the thought of the middle ages, which had a complete answer to everything, be it in heaven or in hell or in nature.

There is a trimness about it, with its instantaneous present, its vanished past, its non-existent future, and its inert matter.