"In the 1960s, the intellectual revolutions occurring across the globe led to the massive spread of both thinking, and a second, less forseen effect: Mentally Transmitted Diseases. The current best protection against transmission of MTDs is to simply NOT THINK OR EXCHANGE THOUGHTS. However since young people nowadays have no shame, tin foil hats are the best defense available at the time."@en . . . "In the 1960s, the intellectual revolutions occurring across the globe led to the massive spread of both thinking, and a second, less forseen effect: Mentally Transmitted Diseases. The current best protection against transmission of MTDs is to simply NOT THINK OR EXCHANGE THOUGHTS. However since young people nowadays have no shame, tin foil hats are the best defense available at the time."@en . . . "Tin Foil Hats"@en .