Besides these three Russians there were eight others, Polish prisoners, of the upper class in the prison while I was there. Some of them I got to know pretty well, and was glad of their friendship, but not all. The best of them were morbid, exceptional and intolerant to the last degree. With two of them I gave up talking altogether in the end. Only three of them were well educated: B. , M. , and Z. , who had been a professor of mathematics, a nice, good-natured old man, very eccentric and not at all clever, I think, in spite of his education. M. and B. were men of a quite different type. I got on well with M.