When the author said, “If you find that you're not, I hope you have the strength to start all over again”,what he meant was _______
(A) You must push your worries aside and share what you get with your friends.
(B) Give up what belongs to you； then you’ll grow up and be proud of yourself.
(C) You should keep in mind that health is the most important thing in life. courage 勇氣 admit 承認ˋ you want.
(D) You should have the courage to admit your mistakes, learn from them, and go for what