阳关
Yangguan or Southern Pass on the south Silk Road in Gansu, 70 km south of Dunhuang 敦煌
阳关大道
(lit.) the road through Yangguan 陽關|阳关[Yang2 guan1]; (fig.) wide open road; bright future
阳关道
same as 陽關大道|阳关大道[Yang2 guan1 Da4 dao4]
你走你的阳关道,我过我的独木桥
lit. you hit the high road, I'll cross the log bridge (idiom); fig. you go your way, I'll go mine; you do it your way, I'll do it mine