Turn on, tune in, drop out New York City on September 19, 1966. It urged people to embrace cultural changes through the use of psychedelics by detaching themselves from the existing conventions and hierarchies in society. It was also the motto of his League for Spiritual Discovery. The phrase was derided by more conservative critics. In his speech, Leary said: Leary later explained in his 1983 autobiography "Flashbacks": "Turn on, tune in, drop out" is also the title of a book () of essays by Timothy Leary, covering topics ranging from religion, education, and politics to Aldous Huxley, neurology, and psychedelic drugs. Leary later (during the
Linguistic turn the symbolic system of language. Thus, a large part of what we think of as "reality" is really a convention of naming and characterising, a convention which is itself called "language". Linguistic turn The linguistic turn was a major development in Western philosophy during the early 20th century, the most important characteristic of which is the focusing of philosophy and the other humanities primarily on the relationship between philosophy and language. Very different intellectual movements were associated with the "linguistic turn", although the term itself is commonly thought popularised by Richard Rorty's 1967 anthology "The Linguistic Turn", in which it