Boulogne 3 September 1880. "I write very little for the piano, [...] but I hope to have in a while a little piece to put at your disposal. I will be very happy to see it under the auspices of your talent, which is growing every day, although it has been complete for a long time"... 23 November 1902. "It is with great joy that I learn of your resolution to play in America one of my concertos and Africa that I have written expressly for you. There is no doubt that you will have there, as everywhere, the success you deserve and which will naturally reflect on my works; and what would they be without a talent like yours to bring them to light!