Principia

Newton also published another book called Principia. This made Newton to become recognized as the leading natural philosopher of the age. However his creative career was over. After having a nervous breakdown in 1693, he stopped researching and took up government positions in London. In 1696 he became Warden of the Royal Mint and in 1699 he became the Master. This was a very worthwhile position. In 1703 he was elected president of the Royal Society and was reelected each year until his death. He was knighted in 1708 by Queen Anne. He was the first scientist to be knighted for his work. Some idea he talked about in this book were his ideas about math, gravity and motion and the stars.