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Life is as the current spark on the miner's wheel of flints; While it spinneth, there is light; stop it, all is darkness.

Martin Farquhar Tupper (1855). “Proverbial Philosophy: A Book of Thoughts and Arguments, Originally Treated : First and Second Series, Complete in One Volume”, p.24
Life is as the current spark on the miner's wheel of flints; While it spinneth, there is light; stop it, all is darkness.