


ISBN-13: 9781534938762
Trade paperback

ISBN-13: 9780486400365
Revised editionTrade paperback
Henri Bergson proposes a version of orthogenesis in place of Charles Darwin's mechanism of evolution, suggesting that evolution is motivated by an ???lan vital, a "vital impetus," that can also be understood as humanity's natural creative impulse.
ISBN-13: 9781534938762
Trade paperback
ISBN-13: 9780486400365
Revised editionTrade paperback