"Every existence above a certain rank has its singular points; the higher the rank the more of them. At these points, influences whose physical magnitude is too small to be taken account of by a finite…"

"The only use of a knowledge of the past is to equip us for the present."

"I have looked into most philosophical systems and I have seen that none will work without God."

"The chief philosophical difficulty in the present state of electrical science is to form a distinct conception of the mode in which electrical action is propagated through space."

"The peculiar function of the scientific man is to make discoveries, not to talk about them."