The book proposed a version of orthogenesis in place of Darwin's mechanism of evolution, suggesting that evolution is motivated by an élan vital, a "vital impetus" that can also be understood as humanity's natural creative impulse.
Alain, Steve Jobs, Barack Obama, Charles De Gaulle, Antoine de Saint-Exupéry, Anatole France, Henri Bergson, Jean Jaurès, Paul Valéry, Félix Eboué, Hélie de Saint Marc & Émile Zola