Stanisław Ulam

Polish-american mathematician.

Born April 13th, 1909 in Lviv. [ref]

Died May 13th, 1984 at 75 years old in Santa Fe (myocardial infarction).

Occupations
mathematician, university teacher
Wikipedia

Death is not the biggest fear we have; our biggest fear is taking the risk to be alive – the risk to be alive and express what we really are. Miguel Angel Ruiz