How to translate "Protect the surroundings and benefit the human beings" into English?

Correct answer: Protect the surroundings and benefit the human beings. (If it's a wall sign, you should remove the "and" in the middle and turn it into a space or other picture; if it's a board or something like that, you should capitalize the first letter of each word. (If it's a wall sign, remove the middle "and" and turn it into a space or other picture; if it's a board or something like that, capitalize each word.