This popular quote seems to be a paraphrase of an exchange in The Last Continent:
Is it true that your life passes before your eyes before you die?'
YES.
'Ghastly thought, really.' Rincewind shuddered. 'Oh, gods, I've just had another one. Suppose I am just about to die and this is my whole life passing in front of my eyes?'
I THINK PERHAPS YOU DO NOT UNDERSTAND. PEOPLE'S WHOLE LIVES DO PASS IN FRONT OF THEIR EYES BEFORE THEY DIE. THE PROCESS IS CALLED 'LIVING'.
Misc
Quotes about die
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Napoleon : In His Own Words (1916)
“You are all born free and equal, and free you shall all die.”
“No one has committed so much sin in his life that he deserves to die twice.”
Original: (pt) Ninguém na vida teve tantos pecados que mereça morrer duas vezes.
Source: The Gospel According to Jesus Christ (1991), p. 362
Well, they've got the Union dissolved up to the ankle, but no farther!
1860s, Speech at Hartford (1860)
“If I knew I was going to die today, I think I should still want to hear the cricket scores.”
Source: Quoted in The Joy of Cricket (ed. John Bright-Holmes, 1984)
"Kyiv mayor Vitali Klitschko says he’s ready to give his life for Ukraine" https://nypost.com/2022/03/18/vitali-klitschko-says-hes-ready-to-give-his-life-for-ukraine/, New York Post, 18 March 2022
“I love you," he said, his voice catching. "When I thought you were going to die, I wanted to die.”
Source: When Beauty Tamed the Beast
Remarks Recorded for the Opening of a USIA Transmitter at Greenville, North Carolina (8 February 1963) Audio at JFK Library (01:29 - 01:40) http://www.jfklibrary.org/Asset-Viewer/Archives/JFKWHA-161-010.aspx · Text of speech at The American Presidency Project http://www.presidency.ucsb.edu/ws/?pid=9551
1963
Variant: A man may die, nations may rise and fall, but an idea lives on. Ideas have endurance without death.
Source: The Ultimate Hitchhiker's Guide to the Galaxy
Source: By the Time You Read This, I'll Be Dead
“You'se something tuh make uh man forgit to git old and forgit tuh die.”
Source: Their Eyes Were Watching God
1847
1840s, The Journals of Søren Kierkegaard, 1840s
“As I have not worried to be born, I do not worry to die.”
Como no me he preocupado de nacer, no me preocupo de morir.
Quoted in "Diálogos de un caricaturista salvaje," interview with Luis Bagaría, El Sol, Madrid (1936-06-10)
Variant: Every breath is a choice. Every minute is a choice. To be or not to be. Every time you don't throw yourself down the stairs, that's a choice. Every time you don't crash your car, you re-enlist.
Source: Survivor
“A man with nothing to die for has even less for which to live.”
“It is easy to forget that in the main we die only seven times more slowly than our dogs.”
Source: The Road Home
“Still, they have one thing I envy. Humans, if nothing else, have the good sense to die.”
Variant: Humans, if nothing else, have the good sense to die.
Source: The Book Thief
“Permanence:
Just because they die, she said, doesn't mean they go away.”
“I'd rather die while I'm living than live while I'm dead.”
Source: On the Jellicoe Road
“I'm still not sure I didn't die”
Pass Thru Fire: The Collected Lyrics
Source: The Ape Who Guards the Balance
“And I knew that it was better to live out one's own absurdity than to die for that of others.”
Variant: And I knew that it was better to live out one's own absurdity than to die for that of others.
Source: Invisible Man (1952), Chapter 25.
?Ch. ??
1910s, Prejudices, First Series (1919)
“I wonder what the retirement age is in the novel business.
The day you die.”
Source: Beauty and Sadness
“When we can't dream any longer we die.”
Quoted by Margaret C. Anderson in "Emma Goldman in Chicago" http://books.google.com/books?id=zstCAQAAMAAJ&q=%22When+we+can't+dream+any+longer+we+die%22&pg=PA321#v=onepage, Mother Earth magazine (December 1914)
Source: Huntress
Source: Self-Consciousness
Source: The Walk: The Life-changing Journey of Two Friends
“I lived like a man who wanted to die but who had no courage to do it himself.”
Source: Interview with the Vampire
“Die, my dear? Why that's the last thing I'll do!”
Last words[citation needed]
Lord Palmerston had similar last words in 1865: "Die, my dear doctor! That's the last thing I shall do!"[citation needed]
Source: The Essential Groucho: Writings by, for, and about Groucho Marx
“It's a dangerous mission. You could die out there. You could go on forever.”
“My dream is to die thinking "Wow, that was fun! I'm tired.”
Source: Kare Kano: His and Her Circumstances, Vol. 20
“What? You run? Coward! Stand still and die!”
Percy had no intention of doing that.”
Source: The Son of Neptune
“I’m tired of my life and my mind wants to die.”
Source: 4.48 Psychosis