If there are a bunch of good and bad oranges, you should eat good oranges and throw away bad oranges; if you first eat bad oranges, good oranges will deteriorate, and you will never eat good oranges, life is also the case. Oranges are not the only fuit .It means that there are a lot of good things in life, we cant only pursue the only one.
It tells us that people should know how to give up the bad and cherish the good. "If you cry only by missing the moon, then you will also miss the stars. "Everyone must know how to forget the past and cherish the present, because now is the most important.
Everyone has the past, or happy, or sad. However, the past is only in the past, we cannot go back to the past and bury it deeply in our heart. Most of the time we live in the sun, living in the crowd. Only by knowing how to give up the past we can go further forward. We will always keep optimistic attitude to face all, and we will have great courage in the struggle on the road of life.