Quote of the day
What we observe is not nature itself but nature exposed to our method of questioning. Our scientific work in physics consists in asking questions about nature in the language that we possess and trying to get an answer from experiment by the means that are at our disposal.
Hans Kelsen

Born: October 11, 1881
Died: April 19, 1973 (aged 91)
Bio: Hans Kelsen was an Austrian jurist, legal philosopher and political philosopher.