Originál: (en) A country of our size, with its focus on exports and thus reliance on foreign trade, must be aware that … military deployments are necessary in an emergency to protect our interests -- for example when it comes to trade routes, for example when it comes to preventing regional instabilities that could negatively influence our trade, jobs and incomes.
Zdroj: [Hawley, Charles, The World from Berlin: German President 'Betrayed the Soldiers in Afghanistan', spiegel.de, 2010-05-28, 2014-05-14, http://www.spiegel.de/international/germany/the-world-from-berlin-german-president-betrayed-the-soldiers-in-afghanistan-a-697302.html]
Horst Köhler citáty a výroky
Zdroj: [Prezident Köhler: Nemecko sa musí prebudiť, sme.sk, 2010-05-31, 2010-05-31, http://www.sme.sk/c/1663262/prezident-kohler-nemecko-sa-musi-prebudit.html]
Horst Köhler: Citáty anglicky
http://www.spiegel.de/international/germany/controversy-over-afghanistan-remarks-german-president-horst-koehler-resigns-a-697785.html