Concerning matter, we have been all wrong. What we have called matter is energy, whose vibration has been so lowered as to be perceptible to the senses. There is no matter.
I must beg you to indulge me in the matter of hyphens.... You will find that I have marked out a great many in the proofs. We arein danger of Germanizing our printing by using them so much, and I have a very decided preference in the matter.