Note to self:

• It's concise and easy to read: the hook is short and to the point, making it easy for readers to quickly understand what the tweet is about.
• It's relatable: the hook is written in a conversational tone and begins with "Note to self," making it feel like the author is sharing a personal lesson or insight.
• It's actionable: the hook provides a clear call-to-action in the form of a hook template, encouraging readers to apply the lesson or insight to their own work.

Note to self:

(Lesson, experience, insight, observation)