Published in 1913 as La Philosophie Bergsonienne, this incisive critique of the thought of Henri Bergson was Jacques Maritain's (1882-1973) first book. In it he shows himself already to have an authoritative grasp of the thought of St. Thomas Aquinas and an uncanny ability to demonstrate its relevance to alternative philosophical systems such as that of Henri Bergson. Volume 1 in the series The Collected Works of Jacques Maritain, this edition faithfully reproduces the 1955 translation published by the Philosophical Library. It would be difficult to overestimate Bergson's role in extricating French philosophy from the deadening materialism that dominated the Sorbonne. It was that cultural milieu that brought Maritain and his wife Ra