“5120. 'Tis the last Feather, that breaks the Horse’s Back.”
Introductio ad prudentiam: Part II (1727), Gnomologia (1732)
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Thomas Fuller (writer) 420
British physician, preacher, and intellectual 1654–1734Related quotes

“Ambition breaks the ties of blood, and forgets the obligations of gratitude.”
As quoted in History of the Anti-Corn Law League (1853), by Archibald Prentice, p. 54; around 1876 this began to began to be cited to W. Scott, and then around 1880 sometimes to Walter Scott, but without citations of source, including a variant: "Selfish ambition breaks the ties of blood, and forgets the obligations of gratitude" in a publication of 1907.

“Ambition breaks the ties of blood, and forgets the obligations of gratitude.”
The earliest attributions of this yet found are to it being a saying of William Scott, 1st Baron Stowell, in History of the Anti-Corn Law League (1853), by Archibald Prentice, p. 54; around 1876 it began to began to be cited to W. Scott, and then around 1880 sometimes to Walter Scott, but without citations of source, including a variant: "Selfish ambition breaks the ties of blood, and forgets the obligations of gratitude" in a publication of 1907. It seems to only recently to have begun to be attributed to Sallust, on the internet.
Misattributed

“Like a horse, honey, somebody's gonna break you.'
'Never. Going. To. Happen.”
Source: Iced

“Tis the last act which crowns the play.”
"Death"
Visions in Verse

“The first of the
line is tied to a tree and the last is being eaten by the ants.”
Source: One Hundred Years of Solitude

“I have been the last to sign this treaty; I will be the last to break it.”
upon signing the Treaty of Greenville http://www.accessgenealogy.com/native/little-turtle-at-the-treaty-of-greenville.htm, August 3, 1795
Quotes from Michikinikwa

Simple Life
Song lyrics, The One (1992)