"Two of the most perfect lives I have come across in my own experience are the lives of Verlaine and of Prince Kropotkin: both of them men who have passed years in prison: the first, the one Christian poet since Dante; the other, a man with a soul of that beautiful white Christ which seems coming out of Russia."
January 1, 1970
https://en.wikiquote.org/wiki/Peter_Kropotkin