a leopard can't change its spots (a leopardo can't change its spots)

Idiom Change

Meaning

someone cannot change their inherent nature or characteristics

alguien no puede cambiar su naturaleza o características inherentes (alguien no puede cambiar su naturaleza o caracteristicas inherentes)

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

"No importa cuánto lo intente, un leopardo no puede cambiar sus manchas." (No importa cuanto lo intente, un leopardo no puede cambiar sus manchas.)

to argue or disagree with someone

still healthy and full of life

to verify that someone or something is doing well

to collect things together

to use authority to make people work harder or obey rules

Creating a new market space with little or no competition.