Purifying Quotes
The rational man finds that his share of the cost of the wastes he discharges into the commons is less than the cost of purifying his wastes before releasing them.
Garrett Hardin
I, schooled in misery, know many purifying rites, and I know where speech is proper and where silence.
Aeschylus
A nation that destroys its soils destroys itself. Forests are the lungs of our land, purifying the air and giving fresh strength to our people.
Franklin D. Roosevelt