“Yesterday's just a memory; tomorrow's never what it's supposed to be.”
Song lyrics, Infidels (1983), Don't Fall Apart on Me Tonight
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Bob Dylan 523
American singer-songwriter, musician, author, and artist 1941Related quotes
“Prices have no memory, and yesterday has nothing to do with tomorrow.”
Source: The Money Game (1968), Chapter 11, What The Hell Is A Random Walk?, p. 148

Incidentals (1904)
Context: Yesterday is done. Tomorrow never comes. Today is here. If you don't know what to do, sit still and listen. You may hear something. Nobody knows.
We may pull apart the petals of a rose or make chemical analysis of its perfume, but the mystic beauty of its form and odor is still a secret, locked in to where we have no keys.

“Never regret yesterday. Life is in you today, and you make your tomorrow.”
The Creation Of Human Ability (1954).
“Yesterday is safe,
Tomorrow's full of danger,
Yesterday's a face I know,
Tomorrow is a stranger.”
"A Spell for Midnight"

“It's all now you see: tomorrow began yesterday and yesterday won't be over until tomorrow.”