Alifewithoutafriendisalifewithoutsun.Friendshipisoneofthemostimportantthingineveryone'slife.Itplaysaimportantpartinourlife.Therearemanykindsoffriendship,andweregardsomeofourfriendsasourvaluablefriends,andothersasordinaryfriends.Agoodfriendisafriendforlife.AfriendisapersonbeforewhomImaythinkalould.Ifyoutellyourjoytoyourfriend,yourjoywilldouble.Andifyoupouryoursorrowtoyourfriend,yoursorrowwillbereducedbyhalf.

　　Friendshipisakindoftreasureinourlives.Itisactuallylikeabottleofwine,thelongeritiskept,thesweeteritwillbe.Itisalsolikeacupoftea.Whenwearethirsty,itwillbeourbestchoice,butwhenwehaveenoughtimetoenjoyourselves,itisalsothemostfragrantdrink.

　　这是开头跟结尾,中间一段举个例子阐述朋友对你的重要~里面有些不太好说的换成自己熟悉的说法就可以了