
It describes the state of being drunk and endlessly rambling about trivial or similar things. "Tube" refers to the spindle that winds thread in a spinning wheel. The sound made by that tube is likened to the manner of speech of a drunken person.

The idea that what is said with good intentions can be misunderstood, or that one might inadvertently speak their true feelings, emphasizes how words can lead to trouble. It serves as a reminder that one should be cautious with their words.

It takes three years just to be able to produce a good sound by moving the head with the shakuhachi, and eight years to develop the melancholy tone called "korokoro." This emphasizes the importance of practice in everything.

It refers to those who usually lack faith only praying to gods and Buddhas for help when they encounter misfortune.

Nothing can be gained without effort.

Don't bring up topics that the other person doesn't want to touch on.