He is quoted in Wikipedia:
I am not attracted to straight angles or to the straight line, hard and inflexible, created by man. I am attracted to free-flowing, sensual curves. The curves that I find in the mountains of my country, in the sinuousness of its rivers, in the waves of the ocean, and on the body of the beloved woman. Curves make up the entire Universe, the curved Universe of Einstein.
He got his start working with Le Corbusier on the Ministry of Education, and moved on to build Brazilia with Lucio Costa. A modernist hero; More will follow.