“You need a reason to be angry. You don't need a reason to be happy.”
Sideways Stories From Wayside School
Source: Sideways Stories from Wayside School
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Louis Sachar 24
American writer of children's books 1954Related quotes

“If there are sound reasons or bases for the points you demand, then there is no need for violence.”
"The Nobel Evening Address" p. 115.
The Dalai Lama: A Policy of Kindness (1990)
Context: If there are sound reasons or bases for the points you demand, then there is no need for violence. On the other hand, when there is no sound reason that concessions should be made to you but mainly your own desire, then reason cannot work and you have to rely on force. Thus using force is not a sign of strength but rather a sign of weakness.
“People like you are the reason
People like me need medication.”
Source: Demons Not Included

“You can never get enough of what you don't need to make you happy.”
Variant: You can never get enough of what you don’t really need.
Source: How to Become President (1940), Ch. 6 : How not to offend anybody

Source: interview https://www.rollingstone.com/politics/politics-features/katie-hill-california-democrat-738027/ with Rolling Stone (2018)