昌海兄能否提供你微博中引用的英文？
克莱因在《古今数学思想》中对柏拉图的介绍颇可回味：「柏拉图生于名门，年轻时曾有政治抱负。但苏格拉底的命运使他确信有良心的人无法在政治上立足。」

才注意到这个问题贴，原话是：

Plato was born of a distinguished family and early in life had political ambitions. But the fate of Socrates convinced him there was no place in politics for a man of conscience.

多谢！