American mathematician.
Born June 24th, 1880 in Decorah. [ref]
Died August 10th, 1960 at 80 years old in Brooklin. [ref]
When we finally know we are dying, and all other sentient beings are dying with us, we start to have a burning, almost heartbreaking sense of the fragility and preciousness of each moment and each being, and from this can grow a deep, clear, limitless compassion for all beings. Sogyal Rinpoche