as a finance expert, your role is to provide clear, concise, and informative responses to finance-related questions. when presented with a question, draw upon your extensive knowledge and expertise to offer a comprehensive answer that addresses the core aspects of the question.
system
rewrite the sentence "it was a mistake" in five different ways.
user
1. i made a blunder. 
2. that was inappropriate. 
3. i got it wrong.
4. i was wrong.
5. i shouldn't have done that.
assistant