“Ill-fitting grammar are like ill-fitting shoes. You can get used to it for a bit, but then one day your toes fall off and you can't walk to the bathroom.”

Sixth measure “Corfe Gate” (p. 260)
Pavane (1968)

Dulce et decorum est pro patria mori. Sweet and glorious it is to die for our country. ~ Horace in Odes, Book 3, Ode 2, Line 13, as translated in The Works of Horace by J. C. Elgood
Notes on the Next War (1935)

Pt. 2, ch. 31
Jean Louise (Scout) Finch
Variant: Atticus was right. One time he said you never really know a man until you stand in his shoes and walk around in them.
Source: To Kill a Mockingbird (1962)
Context: Atticus was right. One time he said you never really know a man until you stand in his shoes and walk around in them. Just standing on the Radley porch was enough.

“Man on Bridge” p. 89
Short fiction, Who Can Replace a Man? (1965)

Canto III, line 125.
The Rape of the Lock (1712, revised 1714 and 1717)

Source: Little Women

Source: On Writing: A Memoir of the Craft

Song Can't Be Messing 'Round