... During the war in China the Chinese minister at Berlin, Lu-Haï-Houan, feeling himself cut off from relations with the government to which he was accredited, and, indeed, with all the other powers of Europe, had come at various times to me, and with him, fortunately, came his embassy counselor, Dr. Kreyer, whom I had previously known at Berlin and St. Petersburg as a thoughtful man, deeply anxious for the welfare of China, and appreciative of the United States, where he had received his education... (Autobiography of Andrew Dickson White, 1905)