“I have enough to eat till my hunger is stayed, to drink till my thirst is sated; to clothe myself withal; and out of doors not Callias there, with all his riches, is more safe than I from shivering; and when I find myself indoors, what warmer shirting do I need than my bare walls? what ampler greatcoat than the tiles above my head?”

Book III, Ch. 13. Of Experience
Essais (1595), Bartlett's Familiar Quotations, 10th ed. (1919)

XXV. Quoted in Hoyt's New Cyclopedia Of Practical Quotations (1922), p. 801-03.
Letters

Source: Deathworld (1960), p. 113
Context: "What about it, Meta?" he snapped. "No doubts? Do you think that destruction is the only way to end this war?"
"I don't know," she said. "I can't be sure. For the first time in my life I find myself with more than one answer to the same question."
"Congratulations," he said. "It's a sign of growing up."

Source: The Amber Spyglass

Source: Clockwork Princess

That's a sign of respect that my father didn't get, that my brother didn't get, that my mother didn't get.
Attributed

Source: The Chronicles of Prydain (1964–1968), Book IV: Taran Wanderer (1967), Chapter 16