Live today by what truth we can get today and be ready to call it falsehood tomorrow.
Provided you have enough mental aptitude (or methamphetamine) to follow along, the works of the following geniuses are guaranteed to permanently alter your ideas of reality, perception, consciousness, existence, truth, fiction, and 'what it all means'. Apply vigorously at first signs of consensus trance.
R. Buckminster Fuller
Gregor I. Gurdjieff
Robert Anton Wilson