timelets

Accordingly the full universe, disclosed for every variety of experience, is a universe in which every detail enters into its proper relationship with the immediate occasion. The generality of mathematics is the most complete generality consistent with the community of occasions which constitutes our metaphysical situation.

Whitehead. Science in the modern world, 1925.
https://www.gutenberg.org/cache/epub/68611/pg68611.txt

This is a really deep point. Of all the sciences, math is the most internally consistent world: all the way from the most abstract generalizations down to humdrum elementary school arithmetics.