Regret stands out among negative emotions like anger, sadness, and disappointment due to its unique nature. It often arises from the belief that a particular situation could have been prevented through different choices. Unlike other feelings, regret emphasizes personal responsibility and the illusion of control over past decisions.

When we reflect on our regrets, we grapple with the notion that our lives could have been different if we had acted differently. This realization can be particularly painful, as it suggests that our choices are directly linked to our current unhappiness, making it challenging to move forward.