Sir Isaac Newton was an English mathematician, astronomer, theologian and physicist who is widely recognised as one of the most influential scientists of all time and a key figure in the scientific revolution. In short: he's THE MAN. He invented Calculus on a dare. Wrote the book on Optics. Wrote the Laws of Motion which became the basis for physics we still use today. Made universal Gravity a thing combined his laws of motion and gravity to understand planetary motion and the tides Invented the 1st reflecting telescope From his prism experiments he developed what we know about color 2nd scientist to be knighted. Quote on bottom: "If I am anything, which I highly doubt, I have made myself so by hard work" 1642-1727