People set goals and never look back. Do the thing that actually moves you forward: a structured debrief.
Be specific. Not "I exercised more" - what did you do, when, and how often? What made it work?
Tip: The answer that comes to mind fastest is usually the right one. Don't overthink it.
Don't blame yourself. Look at the system. Was it too ambitious? Wrong timing? Wrong environment?
Tip: "I was too lazy" is never the real answer. Dig deeper - what environment or habit made it easy to skip?
Be honest. Did you set this goal because you genuinely want it, or because someone else expected it? A parent, a peer, society?
Tip: If you're hesitating on this one, that's a signal. Write what comes up.
Not on your goals - on yourself. Where did you make excuses? Which days did you skip? What story did you tell yourself to justify it?
Tip: The cheating pattern is usually the same every time. Find it.
Not a lesson. A fact about how you actually work, not how you wish you worked.
Tip: This is the most important question. Everything else follows from this.
Not a goal. A change to your approach. Based on everything you just wrote.
Tip: Make it specific enough that you can look back in three months and say yes or no.
The honest answers are the useful ones.