“Whatever work you undertake to do in your lifetime, it is very important that first you have a passion for it — you know, get excited about it — and second, that you have fun with it.”
Why Is It So?, episode 1 (1963) http://www.abc.net.au/science/features/whyisitso/, Australian ABC Television show
Context: Whatever work you undertake to do in your lifetime, it is very important that first you have a passion for it — you know, get excited about it — and second, that you have fun with it. That's important. Otherwise, you see, your work becomes nothing but an idle chore. Then, you hate the life you live.
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Julius Sumner Miller 7
American physicist 1909–1987Related quotes

“Whatever you do will be insignificant, but it is very important that you do it.”
The earliest attribution of this to Gandhi yet located is in a T-shirt advertisement in Mother Jones, Vol. 8, No. 5 (June 1983), p. 46
Disputed

“You know you are getting old when work is a lot less fun and fun is a lot more work.”
Reported in The Quote Manual: Wisdom and Wit of the Ages (2005), by R. G. Moscatelli, p. 201
Interview to L'Officiel (2018)

Speech delivered at Scottish Church College, Kolkata on 7th December 1935.

Diginomica: "Connect18 – Salesforce CEO Marc Benioff on what happens next with MuleSoft" https://diginomica.com/2018/05/09/salesforce-ceo-marc-benioff-on-what-happens-next-with-mulesoft/ (9 May 2018)
“Draw from your imagination and read whatever gets you excited.”
John Steven Gurney https://clifonline.org/john-steven-gurney-illustrator-author/ (March 30, 2021)