German Quotes and aphorisms about courage Paul Tillich Carl Friedrich Gauss Carl von Clausewitz Carl von Clausewitz Q'orianka Kilcher ,, The things I do, I do from the heart and out of love and respect for our planet and all living thin... Walter Gropius ,, We are in the midst of a momentous catastrophe of world history, of a transformation of all aspects... Sonia Levitin Friedrich Nietzsche Klaus Schwab Paul Tillich