持志如心痛，一心在痛上，岂有工夫说闲话、管闲事。
坚持志向就像心痛一样，心思全在痛处，哪有时间说闲话、管闲事。
The principle goal of education is to create men who are capable of doing new things, not simply of repeating what other generations have done.
我们都被过去所困扰，过去总是存在的。