My secret of staying young is simple: keeping your mind awake and you will stay young all

keep

over. Take an interest in ∧ world around you, and learn at least one old thing every day. Don’t

the                                 new

think that you are ever very old to go back to school. I know a man who entered medical

too

college in 70. He got his degree with honors and became a famous doctor. Other man went to

at                                                    Another

law school at 71 and is now a active lawyer. You may say that staying young is easy only for

an

those live in the future. In fact, you can do it whether you care enough to try to keep your mind

living或在live前加who              if

awake and active, and which is the only way to be always young.