The gem cannot be polished without friction, nor man perfected without trials.
The better part of valor is discretion, in the which better part I have saved my life.
The discovery of a new dish does more for human happiness than the discovery of a new star.
Lack of money is no obstacle. Lack of an idea is an obstacle.
Vigorous writing is concise.
The ornament of a house is the friends who frequent it.
A fine quotation is a diamond on the finger of a man of wit, and a pebble in the hand of a fool.