I think you might like this book – “Isaac Newton: Secrets of the Universe (The True Story of Isaac Newton) (Historical Biographies of Famous People)” by Alexander Kennedy.
Start reading it for free: http://a.co/2TU43su
Click and read the book
A great mind and a good person, he is known for the gravity search, but he invested much more. When he was asked how he did it, he answerd – I stood on the shoulders of gients
200 years later Einstein stood on his shoulder