普度之后，拒绝了几个大学的offer。精神出问题了， 呆在dc

Shi then left academia and moved to Washington D.C., where he lived a frugal and secluded life in solitude, and had less and less contact with his friends. He turned down some offers from other universities.^[4] Yau and former classmates of Shi tried to persuade Shi and help him return to academia, but he rejected.^[8]