Book excerpt: Blow Your Mindfulness An encyclopedia for the curious and courageous, The Book of Highs catalogs the hundreds of ways humans can alter consciousness, minus drugs and alcohol. Drawn from cultures around the world, here are positive techniques—Self-Hypnosis, Alterations of Breathing, Fervent Prayer, Spinning. And here are “negative” techniques—Self-Flagellation, Sleep Deprivation, Fire Walking. Methods derived from religious and mystic traditions—Transcendental Meditation, Tea Ceremony, Tantric Sex. Methods that use devices, from the domestic Metronome Watching, to the state-of-the-art Brain-Wave Biofeedback, Electrodermal Activity (EDA), Ganzfeld Effect, and Psychedelic Bathtub. Whether you’re looking for a life-changing adventure—like Skydiving—or something to do every day, just to change things up—like Zen Morning Laugh—The Book of Highs will get you there.