It is one of the worst effects of prosperity to make a man a vortex instead of a fountain; so that, instead of throwing out, he learns only to draw in.
To do good work a man should no doubt be industrious. To do great work he must certainly be idle a well.
Pushing any truth out very far, you are met by a counter-truth.
The philosophy of one century is the common sense of the next.
Sharp men, like sharp needles, break easy, though they pierce quick.
A dull ax never loves grindstones.