（1） The four great locations of S/a^kyamuni's religious career: his birthplace at Lumbini;Magadha， the place of his enlightenment; the Deer Park at Ba^ra^n!asi^， where he preached his first sermon and Hiranyavati in Ku/sinagara， where he entered nirva^na. （2） The four practices of wisdom， truth， detachment and equanimity.