Quote of the day
This is the devilish thing about foreign affairs: they are foreign and will not always conform to our whim.
Joan Birman

Born: May 30, 1927 (age 98)
Bio: Joan Sylvia Lyttle Birman is an American mathematician, specializing in braid theory and knot theory. Her book Braids, Links, and Mapping Class Groups has become a standard introduction, with many of today's researchers having learned the subject through it.