Word of the Week: Cornerstone

cor·ner·stone / kôr′nər-stōn′/, noun:

1. a stone uniting two walls which forms a corner of a building or structure

The stone that the builder refused, will always be the head cornerstone.” Bob Marley, 1945 – 1981

2. an important quality or feature on which a particular idea or principle depends or is based upon.

Self-respect is the cornerstone of all virtue.” John Herschel, 1792 – 1871

Education is the cornerstone of our communities and our country.” Bill Frist, 1952 –