拙字可以寡过,缓字可以免悔,退字可以远祸,苟字可以养气,静字以可益寿。
“拙”可以使人少过错,“缓”可使人免后悔,“退”可远离灾祸,“苟”可使人养福,“静”可使人长寿。
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.