Regret is indeed a strong human feeling
As mentioned by Daniel Pink in his book, The Power of Regret, the feeling of regret is a very strong one and overpowers many other human emotions.
The power of regret when used judiciously can move mountains since it is a very strong human emotion as illustrated by Daniel Pink.

For a similar insightful blog on the power of regret, please refer the link below-https://viewpointsunplugged.com/how-did-regret-give-birth-to-nobel-prize/
Daniel Pink has written many best sellers, to know more about him, please refer the following link –
https://www.masterclass.com/articles/daniel-pink-life-and-work