Leopold Infeld

Polish physicist.

Born August 20th, 1898 in Kraków. [ref]

Died January 15th, 1968 at 69 years old in Warsaw. [ref]

Occupations
journalist, non-fiction writer, physicist, university teacher, writer
Wikipedia
Leopold_Infeld

Here is the test to find whether your mission on Earth is finished: if you’re alive, it isn’t. Richard Bach