The book of highs: 255 ways to alter your consciousness without drugs
Psychologie, Santé et médecine, Épanouissement personnel, Philosophie
Audio avec voix humaine
Résumé
An expert on neural networks greatly expands on his original work from 1973 on ways to achieve altered consciousness. Includes more than two hundred drug-free techniques, divided into three sections: "Just Your Self," "Help from Others," and "Devices and Machines."… Techniques range widely, from quiet meditation to skydiving to virtual reality simulations. Some descriptions of sex. 2018