What goes through a door,but nevergoes in or comes out?

when success comes in the door,it seems ,love often goes out When success comes in the door,love often goes out the windo what comes down but never goes up- What goes up but never comes down? what goes up but never comes up what goes up but never comes down but after two or three minutes he comes out and buys a secon 连词成句 A his friend of comes in He out goes look to for friend nothing comes out of the sack but what was in it翻译一下 英语IQ题：what goes up but never comes down? what comes down,but never goes up?先英翻中再解题 what goes around comes