How can individuals differentiate between constructive criticism that will help them grow and negative feedback that may undermine their confidence?

Individuals can differentiate between constructive criticism and negative feedback by considering the intention behind the comments. Constructive criticism is typically given with the goal of helping someone improve, while negative feedback is often meant to tear someone down. Additionally, constructive criticism is usually specific and offers suggestions for improvement, whereas negative feedback tends to be vague and unhelpful. It's important for individuals to also consider the source of the feedback - feedback from trusted mentors or peers who have their best interests at heart is more likely to be constructive, while feedback from individuals with ulterior motives or a history of negativity should be taken with caution.