“Today is only one day in all the days that will ever be. But what will happen in all the other days that ever come can depend on what you do today. It's been that way all this year. It's been that way so many times. All of war is that way.”
For Whom the Bell Tolls (1940)
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Ernest Hemingway 501
American author and journalist 1899–1961Related quotes
“No other road, no other way, no day but today.”

usatoday.com http://www.usatoday.com/story/tech/2014/09/09/tim-cook-interview-usa-today/15312749/
Source: How to Stop Worrying and Start Living
Source: An Ethic for Christians and Other Aliens in a Strange Land (1973), pp. 47-48
J. C. Ward, Memoirs of a Theoretical Physicist (Optics Journal, Rochester, 2004).