The Spirits' Book
Book One - First Causes
Chapter II - General Elements of the Universe
Properties of Matter
33. Can the same elementary matter undergo all possible changes and acquire all properties?
“Yes, and it is this fact that is implied in the saying ‘everything is in everything.’”
Oxygen, hydrogen, nitrogen, carbon, and all the other masses that we see as elements are merely variations of one primordial substance. As we have found it impossible to arrive at this elemental matter other than as an intellectual deduction, they appear to be elementary. We may therefore continue to regard them as such for now.
a) This theory appears to support the opinion of those who acknowledge only two essential properties in matter, force and movement, and who regard all other properties of matter as purely secondary effects, varying according to the intensity of the force and direction of movement.