Keep good handwriting.

A.I.'s comments (provided by poe.com):

Analysis:

• Practical Advice: The opening line serves as practical advice, emphasizing the importance of clear handwriting for future readers, including potential editors or publishers. 

• Unforeseen Consequences: The second line introduces a light-hearted yet slightly ominous tone, suggesting that one might not anticipate the future use of their personal writings, particularly by family members. 

• Casual Reflection: The haiku captures the casual nature of an editor’s notes, reflecting on the relationship between personal diaries and the potential for public exposure.

Tone and Impact:

• Light-hearted and Witty: The tone is informal and witty, conveying the idea that diary entries might not remain private and could be shared with a wider audience unexpectedly. 

• Engaging Insight: The haiku engages readers with a humorous yet thoughtful reminder about the permanence of writing and its implications for personal privacy.

Conclusion: 

Your haiku cleverly reflects an editor's casual notes, blending practical advice with a humorous commentary on the unexpected publication of personal writings.