Not all 

Something is outside of the general trend. There are people who don't understand the usefulness of generalizations so they always have this as a comeback. Mostly when they are butthurt about the truth.

"Modern/Western women are bad at cooking."
"Not all of them! My sister's husband's girlfriend makes nice sandwiches!"

Not all by Jack12341241412412421 January 15, 2022

Not all heroes wear capes 

Not All Heroes Wear Capes is a catchphrase used to describe everyday people who do good deeds, indicating that people in reality, rather than fictitious superheroes, are capable of courageous behavior. The phrase is often used in sarcastic or humorous contexts for individuals have done something mundane, foolish or worthy of admiration.

American record producer Metro Boomin released his debut album Not All Heroes Wear Capes. The album debuted at number 1 on the Billboard album charts.

When somebody does a courageous and good deed... one would respond with “not all heroes wear capes”

Not all heroes wear capes by hithere373 June 5, 2019

Not all there 

If someone isn't all there, they are a little bit stupid or crazy.

Thomas is not all there.

Not all there by Teacher Pascoal August 17, 2009

Not all vaccines are created equal. 

When non-Western home-grown—half-baked or partially trialed—vaccines are shunned even by locals, which are often donated or exported at a discounted price to developing countries that can’t afford the “safer” ones produced by the West—the top three countries involved in this vaccine diplomacy game are China, India, and Russia, whose “cheap-and-cheat” vaccines do not exude much confidence among millions of targeted recipients.

Although the Chinese, Indian, or Russian vaccines are offered free of charge to them, millions of people in the developing world refuse to be jabbed, because they know too well that not all vaccines are created equal.

Not all vaccines are created equal. by MathPlus January 24, 2021

not all beer and skittles 

not entirely pleasant(skittles refers to a bowling type game played in taverns during the 1800s)

Most immigrants learn that life is not all beer and skittles when they arrive in the US.

not all beer and skittles by Light Joker March 27, 2006

not all men 

A phrase used by feminists to mock the idea that they shouldn't make blanket statements about men

"Men are jerks"
"You shouldn't be saying that about men"
"Oh god, not another 'not all men' argument, I'm sick of hearing these when I'm trying to fight sexism."

not all men by ratty47 July 3, 2015

not all police r bad

just because a few police messed up there are for sure some nice, loyal, friendly cops that want the best for everyone.

A cop said everyone deserves equal rights so i believe that not all police r bad.

not all police r bad by 177117:) June 1, 2020