If by life you were deceived,
　　Don't be dismal,don't be wild!
　　In the day of grief,be mild:
　　Merry days will come,believe.
　　Heart is living in tomorrow;
　　Present is dejected here:
　　In a moment,passes sorrow;
　　That which passes will be dear.

应该是是这段诗的改编 《假如生活欺骗了你》