a leopard can't change its spots

No matter how hard he tries, **a leopard can't change its spots**.

Idiom Change

Meaning

someone cannot change their inherent nature or characteristics

No matter how hard he tries, a leopard can't change its spots.

The act or instance of making or becoming different.

a large wild cat with yellow fur and black spots

a metal container for food or drink

Belonging to or associated with a thing previously mentioned.

to prepare an official document or plan

to arrange or explain something clearly

after an unpleasant experience, you are careful to avoid it happening again

to prepare to work hard or take on a challenge

an aggressive or forceful sales approach

to learn how to do something, especially a job