A temporary shortage's first month of summer,the mouse which looks for food in the peasant family warehouse falls into one to be abundant accidentally in the half-full rice jar.This accident causes the mouse to be delighted,it was first looked all around vigilantly all around,after determining did not have the danger,then is fiercely eats,finishes eating to the end then rests.The mouse like this ate in the rice jar has rested,rests has eaten.The day passed by in the food and clothing without cause for grief's leisure.Sometimes,mouse also once for whether can jump out the rice jar to wage the ideological struggle and the painful choice,but has not been able to get rid of the white and shiny rice eventually the enticement.Until one day of it to discover that the rice jar saw the bottom,only then thought that by the rice jar present's altitude,oneself is wants to jump,was also helpless.speaking of the mouse,this half cylinder rice is touchstone.If it wants to appropriate to oneself completely,its price is own life.Therefore,manages the scientist to be able to jump out the mouse outside cylinder's high named " the life altitude ".But this highly grasps in mouse own hand,it is reluctant to part with for one day,the gluttonous grain,left dies near one step.in the real life,the most people can achieve is having the dangerous place to halt obviously,but can know clearly the latent crisis,and the prompt spanning " the life altitude ",did not have to be so easy