When the German armies began to retreat, Hitler dismissed Brauchitsch and personally took command. He always maintained thereafter that he personally saved the German army from the fate that had overtaken Napoleon’s forces in the retreat from Moscow.
Source, in full
Interview conducted by Lieutenant Colonel Oron J. Hale and Brigadier General R. C. Brock for U.S. Army Intelligence (September 12, 1945) and translated from the German; printed in Pierre Galante and Eugene Silianoff, Operation Valkyrie (1981), appendix