Arthur Schopenhauer ( SHOH-pən-how-ər; German: [ˈaʁtuːɐ̯ ˈʃoːpn̩haʊɐ] ; 22 February 1788 – 21 September 1860) was a German philosopher. He is known for his 1818 work The World as Will and Representation (expanded in 1844), which characterizes the phenomenal world as the manifestation of a blind and irrational noumenal will....
"Every nation ridicules other nations, and all are right.
We forfeit three-fourths of ourselves in order to be like other people.
If you do not tell the truth about yourself you cannot tell it about other people.
Human beings have a demonstrated talent for self-deception when their emotions are stirred.
—Carl Sagan in Cosmos