Who said "Not to be passionate is to be alive just enough to work."?

This quote is attributed to Anton Chekhov.

Not to be passionate is to be alive just enough to work. - Anton Chekhov

"Not to be passionate is to be alive just enough to work."

Anton Chekhov

Playwright Novelist Russian 1860–1904

"Man will become better when you show him what he is like."

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"Don't tell me the moon is shining; show me the glint of light on broken glass."