Soon after that the daring spirit of the youth led him into a great adventure. It was on the night of January fifth that Jack penetrated the British lines in a snow-storm and got close to an outpost in a strip of forest. There a camp-fire was burning. He came close. His garments had been whitened by the storm. The air was thick with snow, his feet were muffled in a foot of it. He sat by a stump scarcely twenty feet from the fire, seeing those in its light, but quite invisible. There he could distinctly hear the talk of the Britishers. It related to a proposed evacuation of the city by Howe.