And the result is this: "I have made a few discoveries, but I could not stay to use them.

Nought remains but a ceaseless, hungry pressing forward, a vision now and then of truth; and I--I am old before my hour: the adage is true-- Time fleets, youth fades, life is an empty dream; and now I would give a world to rest, even in failure! "This is all my gain.

Was it for this," he cries, "I subdued my life, lost my youth, rooted out love; for the sake of this wolfish thirst of knowledge ?" No dog, said Faust, in Goethe's poem, driven to the same point by the weariness of knowledge, no dog would longer live this life.
My tyrant aim has brought me into a desert; worse still, the purity of my aim is lost.

Can I truly say that I have worked for man alone?
Sadder still, if I had found that which I sought, should I have had power to use it?
O God, Thou who art pure mind, spare my mind.

Thus far, I have been a man.