On the second floor, Cartier-Bresson's photographs (all from the Fondation) are the work of a younger man (Strand was 18 years his senior), less saddle-sore, seemingly more optimistic.
WSJ: Review: Two Sides of the Same Coin | 'Henri Cartier-Bresson/Paul Strand, Mexico 1932-1934' at Fondation Cartier in Paris