"Conference at Edinburgh" (1963), p. 146
Tynan Right and Left (1967)
“Contemplation seems to be about the only luxury that costs nothing.”
Source: I Capture the Castle
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Dodie Smith 49
English novelist and playwright 1896–1990Related quotes

“It is only to the happy that tears are a luxury.”
Part VI http://books.google.com/books?id=HtQMAAAAYAAJ&q=%22it+is+only+to+the+happy+that+tears+are+a+luxury%22&pg=PA124#v=onepage.
Lalla Rookh http://www.columbia.edu/itc/mealac/pritchett/00generallinks/lallarookh/index.html (1817), Part V-VIII: The Fire-Worshippers

This Business of Living (1935-1950)

The Psychology of optimal experience, Harper https://www.researchgate.net/publication/224927532_Flow_The_Psychology_of_Optimal_ExperienceFlow (1990)