Quote of the day
Nothing is impossible in this world. Firm determination, it is said, can move heaven and earth. Things appear far beyond one's power, because one cannot set his heart on any arduous project due to want of strong will.
Alfred Rupert Hall

Born: July 26, 1920
Died: February 5, 2009 (aged 88)
Bio: Alfred Rupert Hall was a prominent British historian of science, known as editor of a collection of Isaac Newton's unpublished scientific papers, and Newton's correspondence, in 1977.
Known for:
- Isaac Newton: Adventurer in Thought (1992)
- From Galileo to Newton, 1630-1720 (1962)
- The Revolution in Science 1500 - 1750 (1983)