Yes the above sentence is very true as healthy relationship leads to healthy mental life which ultimately makes an individual happy.
The healthy relationship consists of many factors like trust , mutual respect , communication , honesty , understanding , individuality , compromise - these are the underrated issues in ones life leads to unhealthy relationship, which consist of control, dishonesty , superiority complex , disrespect , intimidation . so it is important to know , develop and maintain the value of the respect and characteristics of healthy and unhealthy relationship to our closed ones.
To learn more about healthy relationship :
brainly.com/question/20400887
#SPJ10