“I regret the time I have been eating instead of being in pursuit of learning - for time is precious.”
in Great Figures of Islam – Imam Fakhruddin ar-Razi https://www.youtube.com/results?search_query=fakhr+al+din+ar-razi
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Fakhr al-Din al-Razi 1
Muslim scientist 1150–1210Related quotes

cue Python sketch: "Upper Class Twit of the Year"
From PBS series Monty Python's Personal Best: John Cleese's Personal Best (2006), playing role of senile old man.
We might know that the work is very urgent and important but we still might find ourselves being slow to start the task.
page 100
Source: Your Job-Hunt Ltd – Advice from an Award-Winning Asian Headhunter (2003), Successful Recruitment in a Week (2012) https://books.google.ae/books?id=p24GkAsgjGEC&printsec=frontcover&dq=nigel+cumberland&hl=en&sa=X&ved=0ahUKEwjF75Xw0IHNAhULLcAKHazACBMQ6AEIGjAA#v=onepage&q=nigel%20cumberland&f=false, Managing Teams in a Week (2013) https://books.google.ae/books?id=qZjO9_ov74EC&printsec=frontcover&dq=nigel+cumberland&hl=en&sa=X&ved=0ahUKEwjF75Xw0IHNAhULLcAKHazACBMQ6AEIIDAB#v=onepage&q=nigel%20cumberland&f=false, Secrets of Success at Work – 50 techniques to excel (2014) https://books.google.ae/books?id=4S7vAgAAQBAJ&printsec=frontcover&dq=nigel+cumberland&hl=en&sa=X&ved=0ahUKEwjF75Xw0IHNAhULLcAKHazACBMQ6AEIJjAC#v=onepage&q=nigel%20cumberland&f=false, p.102

“Time is precious, but truth is more precious than time.”
Speech at Aylesbury, Royal and Central Bucks Agricultural Association (21 September 1865), cited in Wit and Wisdom of Benjamin Disraeli, Earl of Beaconsfield, Collected from his Writings and Speeches (1881), p. 356
1860s

From PBS series Monty Python's Personal Best: John Cleese's Personal Best (2006), playing role of senile old man.

On vegetarianism. Interview with The New Zealand Herald (5 May 2011), quoted in “Natalie Portman: 'Eating For Me Is How You Proclaim Your Beliefs'”, in ecorazzi.com http://www.ecorazzi.com/2011/05/05/natalie-portman-my-beliefs-are-reflected-in-how-i-eat/.

"Tobey Maguire - Web Exclusive", interview in Parade.com (1 April 2007) http://web.archive.org/web/20070930165114/http://www.parade.com/export/sites/default/articles/editions/2007/edition_04-01-2007/Tobey-Maguire. Quoted in "The Green Quote: Tobey Maguire Prefers To Eat At Home", in Ecorazzi.com (24 July 2008) http://www.ecorazzi.com/2008/07/24/the-green-quote-tobey-maguire-prefers-to-eat-at-home/.

"Uma Thurman on Harvey Weinstein and sexual misconduct in Hollywood: 'When I’m ready, I’ll say what I have to say" http://www.telegraph.co.uk/films/2017/11/05/uma-thurman-harvey-weinstein-sexual-misconduct-hollywoodwhen/, Telegraph Reporters, Telegraph, 5 November 2017.