“Love is the last light spoken.”

Slow Man (2004)

Travis Parker and Gaby Holland, Chapter 11, p. 132
2000s, The Choice (2007)

Source: Big Fish

Edna St. Vincent Millay, in "First Fig" from A Few Figs from Thistles (1920); said to be a motto Roald Dahl lived by.
Misattributed
Variant: My candle burns at both ends;
It will not last the night;
But, ah, my foes, and, oh, my friends —
It gives a lovely light.
Source: Boy: Tales of Childhood

Misattributed
Source: Edna St. Vincent Millay, in "First Fig" from A Few Figs from Thistles (1920); said to be a motto Roald Dahl lived by.

Source: Lover Enshrined

National Airs, Oft in the Stilly Night http://www.james-joyce-music.com/song04_lyrics.html, st. 1 (1815).

Source: Hainish Cycle, (1974), Chapter 3 (p. 72)