When intelligent and sensible people despise knowledge in their old age, it is only because they have asked too much of it and of themselves.
Johann Wolfgang von GoetheYou acquire a language most readily in the country where it is spoken; you study mineralogy best among miners; and so with everything else.
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 Goethe