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.
Yehuda he-Hasid

Born: 1140
Died: 1217 (aged 77)
Bio: Rabbi Yehuda ben Samuel he-Hasid of Regensburg was a Jewish mystic and poet. His hymn Shir Hakovod is recited daily in some Ashkenazi synagogues and on Sabbaths and festivals in most others.