You are given a sentence in Portuguese. Your job is to translate the Portuguese sentence into English.

Input: Consider Input: Quais sao os principios que devemos adoptar para evitar repetir os mesmos erros?

Output: What are the principles that we should adopt in order to avoid repeating the same mistakes?

Input: Consider Input: Portanto, primeiro que tudo, as mulheres negras nao podiam trabalhar na fabrica.

Output: So first of all, black women weren't allowed to work at the plant.

Input: Consider Input: Preocupam-se muito?
Output: Do you worry much?