The impact of wellness on personal growth and motivation for performance is well documented. Quotes below say it all.
Impact of Altruism
Those who are generous in benefiting others will reap great advantage, in a cheerfulness that has a positive effect upon their overall well-being. Joiline Gorlova (2018)
Cognitive Distortions and Well-being
Cognitive distortions have an unhealthy effect upon the mind, negatively affecting both emotional health and motivation for performance and achievement. Joiline Gorlova (2018)
Impact of Ethics on Wellness
If the mind is free and happy from a consciousness of right doing and a sense of satisfaction in causing happiness to others, it creates a cheerfulness that will react upon the whole system. E.G.White, Mind Character and Personality
Learn this and more in Emotional Intelligence Course. Book here