Once Jean Nouvel examines his given conditions and decides that the best architectural solution is, say, a skyscraper without visible base and summit, or a mechanized geometric facade that casts filigreed shadows, he can get going. But to this cerebral process he appends a counterweight: the sensuous love of the material components of a building. “What I like is the poétique of the situation,” he said, in Gallically accented English. “I am a hedonist, and I want to give pleasure to other people.”