C.N. Douglas, comp. Forty Thousand Quotations: Prose and Poetical. 1917.
Tranquillity
Tranquil pleasures last the longest.
Bovee.
There is a majestic grandeur in tranquillity.
Washington Irving.
The calmest and serenest hours of life, when the passions of nature are all silent, and the mind enjoys its most perfect composure.
Dr. Watts.
Thou wilt enjoy tranquillity if thy heart condemn thee not.
Thomas à Kempis.
Smooth runs the water where the brook is deep.
Shakespeare.
One may live tranquilly in a dungeon; but does life consist in living quietly?
Rousseau.
The fountain of tranquillity is within ourselves; let us keep it pure.
Phocian.