大凡为学,须是四方八面都理会得通晓,仍更理会向里来。
凡是做学问,必须从各个方面都理解透彻,还要更进一步深入理解内在的道理。
说到底,作家只是他书的一半。另一半是读者,作家从读者那里学习。
The duty of man is the same in respect to his own nature as in respect to the nature of all other things.