To me there has never been a higher source of earthly honor or distinction than that connected with advances in science.
Isaac NewtonAbsolute, true and mathematical time, of itself, and from its own nature flows equably without relation to anything external.
Isaac NewtonYou sometimes speak of gravity as essential and inherent to matter. Pray do not ascribe that notion to me, for the cause of gravity is what I do not pretend to know, and therefore would take more time to consider of it.
Isaac Newton