Comment about Faust: Now I have studied phil...

Faust: Now I have studied philosophy,
medicine and the law,
and unfortunately, theology,
wearily sweating, yet I stand now,
poor fool, no wiser than I was before;
I am called Master, even Doctor,
and for these last ten years have led
my students by the nose - up, down,
crosswise and crooked. Now I see
that we know nothing finally.