I do not enlighten those who are not eager to learn, nor arouse those who are not anxious to give an explanation themselves. If I have presented one corner of the square and they cannot come back to me with the other three, I should not go over the points again.

The book salesman should be honored because he brings to our attention, as a rule, the very books we need most and neglect most.

I hear and I forget. I see and I remember. I do and I understand.

If a man remembers what is right at the sign of profit, is ready to lay down his life in the face of danger, and does not forget sentiments he has repeated all his life when he has been in straitened circumstances for a long time, he may be said to be a complete man.

There are 3 elements essential in the matters of the State, Food, Military equipment, and Confidence of the people in the ruler. Of these 3, Military Equipment is the least important, Food being the 2nd important, and Confidence of the people being the MOST important. All men rather die of starvation than in war, but nevertheless all men do die of old age. Lacking in Confidence from the people, a state cannot survive.

Wisdom, compassion, and courage are the three universally recognized moral qualities of men.

Be loyal and trustworthy. Do not befriend anyone who is lower than yourself in this regard.