Famous aphorisms about self-discipline:

1. If your body is upright, you can do it without being told; if your body is not upright, you can't do it even if you are told.

2. Self-control is the instinct of the strongest.

3. Discipline your body with careful conduct, and you cannot take away others by practicing meticulous conduct.

4. Peak achievements come from self-discipline.

5. If you rectify yourself, you can rectify things; if you govern yourself, you can govern others.

6. Don’t deceive yourself internally, don’t deceive others externally, and don’t deceive heaven from above. A gentleman is cautious in being alone.