Quote of the day
My own early experiences in war led me to suspect the value of discipline, even in that sphere where it is so often regarded as the first essential for success.
János Bolyai

Born: December 15, 1802
Died: January 27, 1860 (aged 57)
Bio: János Bolyai or Johann Bolyai, was a Hungarian mathematician, one of the founders of non-Euclidean geometry a geometry that differs from Euclidean geometry in its definition of parallel lines.