Every minute that we lose will cost us great losses later that we will not be able to afford. We must push forward now, otherwise we risk everything. Hurry yourself with the technical aspects, a lot of time has already been lost.

To Major Kratzenberg on 3 July 1942, The Battle of Smolensk. Quoted in "Generalfeldmarschall Model Biographie" - Page 93 - by Walter Göriltz