Persuasive verse

1, an inch of time is an inch of gold, but an inch of gold can't buy an inch of time. 2, I don't have enough to eat all day long, and I don't give up my contribution for an inch. 3, if you don't work hard when you are young, you will be sad when you are old. 4, black hair does not know to learn early, white leaders regret to learn late. 5, flowers have a reopening day, and life is no longer youthful. 6. Don't be stingy with seedlings and time in solar terms.