"...These frescoes are the best thing I have ever done. All I know in terms of painting, I poured out in the four panels of the Congress Library. I discharged all my battery in them. I am pleased. ..." (*)
"...I worked freely, with a great enthusiasm. All that was inside me and I was just pouring it out. I felt these themes to be mine. I had already commanded them. I needed to realize them as I pleased. This happened in seven weeks. ..." (*)
(*) BARBOSA, Francisco de Assis. Portinari, Pintor das Américas. Diretrizes, Rio de Janeiro, 29 jan. 1942.