Validation of ones emotions and experience is a great start in improving relationships with others. I go through a few examples of this and discuss the importance of it in relationships of all types.
https://www.mindfullittleminds.com/why-good-enough-parenting-is-good-enough/#:~:text=Good%20enough%20parenting%20is%20a%20concept%20based%20on,conclusion%20that%20children%20actually%20benefit%20from%20imperfect%20parenting
Reynolds WJ, Scott B. Empathy: a crucial component of the helping relationship. J Psychiatr Ment Health Nurs. 1999 Oct;6(5):363-70. doi: 10.1046/j.1365-2850.1999.00228.x.
Fu, W., Wang, C., Chai, H. et al. Examining the relationship of empathy, social support, and prosocial behavior of adolescents in China: a structural equation modeling approach. Humanit Soc Sci Commun 9, 269 (2022). https://doi.org/10.1057/s41599-022-01296-0
https://www.psychologytoday.com/us/basics/emotional-validation
https://www.psychologytoday.com/us/blog/shared-existence/202209/the-relationship-skill-every-couple-must-keep-in-mind
https://www.psychologytoday.com/us/basics/emotional-validation
https://www.psychologytoday.com/us/blog/shared-existence/202209/the-relationship-skill-every-couple-must-keep-in-mind
https://www.mindfullittleminds.com/why-good-enough-parenting-is-good-enough/#:~:text=Good%20enough%20parenting%20is%20a%20concept%20based%20on,conclusion%20that%20children%20actually%20benefit%20from%20imperfect%20parenting