(no subject)

1. LING, Duke of Wei, asked Confucius about the line of battle.
Confucius answered: “Of temple where I have learned: arms I have not studied.’
On the morrow he went his way.
...
39. The Master said: “Mingle not in projects with men whose ways are not thine.”
...
41. When the music-master Mien was presented, the Master, on coming to the steps, said: “Here are the steps.” On reaching the mat, the Master said: “Here is the mat.” When all were seated, the Master told him: “Such an one is here, and such an one is here.”
After the music-master had left, Tzu-chang said: “Is this the way to speak to a music-master?”
The Master said: “Surely it is the way to help a music-master.”

https://www.bartleby.com/44/1/15.html

The entire book 15 is quite good.