German Quotes and aphorisms about mankind Albert Einstein Albert Schweitzer Ludwig van Beethoven Carl Maria von Weber Carl Maria von Weber ,, What love is to man, music is to the arts and to mankind. Music is love itself - it is the purest, ... Hannah Arendt Hans Adolf Krebs ,, The research I have been doing - studying how foodstuffs yield energy in living cells - does not le... Karl Wilhelm Friedrich Schlegel Otto Wallach Albert Einstein