The history of knowledge is a great fugue in which the voices of the nations one after the other emerge.
Johann Wolfgang von GoetheIt is in vain that a man of sound mind and cool temper understands the condition of such a wretched being... He can no more communicate his own wisdom to him than a healthy man can instil his strength into the invalid by whose bedside he is seated.
Johann Wolfgang von GoetheAustere perseverance, hash and continuous... rarely fails of its purpose, for its silent power grows irresistible greater with time.
Johann Wolfgang von Goethe