30. Of Contraction and Dilation.
THere have been, and are still great disputes a∣mongst the Learned concerning Contraction and Extension of bodies; but if I were to decide their con∣troversie, I would ask first, Whether they did all agree in one principle? that is, whether their principle was purely natural, and not mixt with divine or supernatural things; for if they did not well apprehend one anothers meaning, or argued upon different principles, it would be but a folly to dispute, because it would be impos∣sible for them to agree. But concerning Contraction and Dilation, my opinion is, That there can be no Contraction nor Extension of a single part, by reason there is no such thing as a single or individeable part in Nature; for even that which the learned call an atome, although they make it a single body, yet being mate∣terial or corporeal, it must needs be divideable: Where∣fore