Cách sử dụng
"Use your head" means to think carefully about something before making a decision or taking an action. It is usually used when someone is behaving foolishly or making a mistake that could have been avoided if they had thought more carefully. It is important to use your head in situations that require problem-solving, critical thinking or decision-making. This expression can be used in various contexts, such as in school, work or personal life, to encourage someone to think more effectively.