Quote of the day
To practice means to perform, in the face of all obstacles some act of vision, of faith, of desire. Practice is a means of inviting the perfection desired.
Lillian Rosanoff Lieber

Born: July 26, 1886
Died: July 11, 1986 (aged 99)
Bio: Lillian Rosanoff Lieber was a Russian-American mathematician and popular author. She often teamed up with her illustrator husband, Hugh Gray Lieber, to produce works.
Known for:
- Galois and the theory of groups (1932)
- The Education of T. C. Mits (1942)
- Infinity (1953)