Marcus Tullius Cicero Quotes about Gratitude
To be content with what we possess is the greatest and most secure of riches.
Marcus Tullius Cicero (2014). “Delphi Complete Works of Cicero (Illustrated)”, p.2333, Delphi Classics
"Oratio Pro Cnæo Plancio", XXXIII, as quoted in Hoyt's New Cyclopedia Of Practical Quotations (1922), p. 336-37,