Ключевые слова: assessment, calm, care, chemicals, choice, client, compliment, concept, customer, day, dopamine, emotion, employee, endorphin, energy, evaluation, excellence, experience, face, feedback, feeling, good, hand, happy, harmony, health, hormones, life events, mental, mindful, mood, people, positive, psychology, quality, ranking, rating, result, review, satisfaction, serotonin, service, smile, survey, symbol, think, wellbeing, wellness, world mental health day,