To work in harmonious and force human flourishing you should be grateful and demonstrate gratitude to reach this aim. This is scientifically proven.
In order to get a positive emotional reaction to one’s own behaviour, it is necessary to promote goodness in itself through gratitude in and towards oneself.
Gratitude is well proven in many studies that this is beneficial for your well-being in the psychology, physical and spiritual level. Gratitude supports you to have in orientation in your life it lowers the stress level and increase the positive emotions, and through gratitude social relationship will flourish and maintain.
With your appreciation you support the interrelationship between each other.
Studies shows that gratitude helps you to overcome critical situations in live and see the tragic in your life with more distance.
Like Solomon a lecturer on Søren Kierkegaard, Nietzsche, Sartre and other said in the Oxford University press 20002:
Gratitude, I want to suggest, is not only the best answer to the tragedies of life. It is the best approach to life itself.