快乐和忧愁Happiness and sorrow

猫说：你看，东海升起的太阳却落在了西边的山下。

狗说：嗨，快乐是一天。嘿，忧愁也是一天。

The cat said: You see, the sun rising in the East China Sea has fallen to the west of the mountain.

The dog said: Hey, happiness is one day. Oh, sadness is also a day.