Quote of the day
Every human being, of whatever origin, of whatever station, deserves respect. We must each respect others even as we respect ourselves. This, as the sages of many lands have taught us, is a golden rule in individual and group, as well as international, relations.
Joan Birman

Born: May 30, 1927 (age 97)
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.