Whence arises all that order and beauty we see in the world?
God is able to create particles of matter of several sizes and figures and perhaps of different densities and forces, and thereby to vary the laws of nature, and make worlds of several sorts in several parts of the Universe.
To every action there is always opposed an equal reaction.
To explain all nature is too difficult a task for any one man or even for any one age
Nature is pleased with simplicity. And nature is no dummy.
I shall not mingle conjectures with certainties.