If I am walking with two other men, each of them will serve as my teacher. I will pick out the good points of the one and imitate them, and the bad points of the other and correct them in myself.
As in the case of making a mound, if, before the very last basketful, I stop, then I shall have stopped. As in the case of leveling the ground, if, though tipping only one basketful, I am going forward, then I shall be making progress.
First and foremost, be faithful to your superiors, keep all promises, refuse the friendship of all who are not like you; and if you have made a mistake, do not be afraid of admitting the fact and amending your ways.