“You will never be happier than you expect. To change your happiness, change your expectation.”
Gerhard Gschwandtner, Great Thoughts to Sell By: Quotes to Motivate You to Success, McGraw-Hill Professional, 2007, ISBN 0071475990, p. 89.
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Bette Davis 36
film and television actress from the United States 1908–1989Related quotes

The Ballot or the Bullet (1964), Speech in Detroit, Michigan (12 April 1964)
Variant: Once you change your philosophy, you change your thought pattern. Once you change your thought pattern, you change your — your attitude. Once you change your attitude, it changes your behavior pattern and then you go on into some action.
Context: Once you change your philosophy, you change your thought pattern. Once you change your thought pattern, you change your — your attitude. Once you change your attitude, it changes your behavior pattern and then you go on into some action. As long as you gotta sit-down philosophy, you’ll have a sit-down thought pattern, and as long as you think that old sit-down thought you’ll be in some kind of sit-down action.

“If this is not what you expected, please alter your expectations.”
Usenet signatures

“The clouds, never expect it,
When it rains
But the sea changes color,
But the sea does not change”
Edge of Seventeen
Bella Donna (album) (1981)

“You will never change your life until you change something you do daily.”
Source: The 15 Invaluable Laws of Growth: Live Them and Reach Your Potential

Rookwood's Case (1696), 13 How. St. Tr. 154.