the story which cheered me up.: there was one young monk and one old monk who went downhill to beg for alms. on the middle of the journey, the old monk saw a lady, wanting to cross the river but she couldn't. so this old monk went over, asked her for any help and volunteered himself to piggyback the lady to the other side of the shallow river. he did. the lady thanked the monk his kindess and the monk went off together with his discple(the young monk). but `the young monk was very puzzled about what his master did but he did not dare to ask him.
after walking for a distance, the younger monk could not take it any longer. ...