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If only I hadn't turned a blind eye.
I should have taken that advice.
I should have double-checked, just in case.
If I could choose again, I'd pick this without hesitating.
Without that experience, I wouldn't be who I am.
I'm glad I didn't give up back then.
If it had failed, it would have been a disaster.
If you'd told me earlier, I could have handled it.
Looking back, I pushed myself too hard.
I wouldn't have learned without that failure.
If only I'd stopped him then.
If only I'd noticed sooner.