“Zadkine was a man filled with deep impulses and that is what made him so endearing and also so vulnerable. While he was working on the Van Gogh monument [sculpture of Vincent & Theo van Gogh, 1964], he re-read to me a letter from the painter, and I saw the tears which came to his eyes at this reading. He quoted to me then, as though to excuse himself for this tenderness, the words of w:Stefan Zweig: 'If I were God, I would take pity on the hearts of men.'”