Natural sciences

A HarperElixir Book The beloved teacher of spiritual wisdom and author of the phenomenal New York Times and international bestseller The Four Agreements takes readers on a mystical Toltec-inspired personal journey, introducing us to a deeper level of spiritual teaching and awareness. In 2002, Don Miguel Ruiz suffered a near fatal heart attack that left him in a nine-weeks-long coma.

A thoroughly revised edition of the much-sought-after early work by Terence and Dennis McKenna that looks at shamanism, altered states of consciousness, and the organic unity of the King Wen sequence of the I Ching.

An astonishing new science called neuroplasticity is overthrowing the centuries-old notion that the human brain is immutable.

'Don't hope that events will turn out the way you want, welcome events in whichever way they happen'

How can we cope when life's events seem beyond our control? These words of consolation and inspiration from the three great Stoic philosophers - Epictetus, Seneca and Marcus Aurelius - offer ancient wisdom on how to face life's adversities and live well in the world.