His was the first figure to catch my eye that evening in Petrograd; he stood under the dusky lamp in the vast gloomy Warsaw station, with exactly the expression that I was afterwards to know so well, impressed not only upon his face but also upon the awkwardness of his arms that hung stiffly at his side, upon the baggy looseness of his trousers at the knees, the unfastened straps of his long black military boots.