Nature, as we know it, consists, in the main of permutations and combinations.


The Foundations of Zoology, Lecture VI (p. 128), The Macmillan Co. 1899


Nature, as we know it, consists, in the main of permutations and combinations.

Nature, as we know it, consists, in the main of permutations and combinations.

Nature, as we know it, consists, in the main of permutations and combinations.

Nature, as we know it, consists, in the main of permutations and combinations.