A.
"An investment in knowledge pays the best interest."
B.
"Iron till it be thoroughly heated is incapable to be wrought; so God sees good to cast some men into the furnace of affliction, and then beats them on His anvil into what frame He pleases."
C.
"I would rather be ashes than dust! I would rather be a superb meteor, every atom of me in magnificent glow, than a sleepy and permanent planet."
D.
"You must live in the present, launch yourself on every wave, find your eternity in each moment."