Knowledge is happiness, because to have knowledge --broad, deep knowledge --is to know true ends from false, and lofty things from low."
The most pathetic person in the world is someone who has sight but has no vision.
One can never consent to creep when one feels the impulse to soar.
I long to accomplish a great and noble task; but it is my chief duty to accomplish small tasks as if they were great and noble.
Keep your face to the sunshine and you cannot see the shadow.