What is definition of happiness

What is definition of happiness What is the definition of happiness? what is environmentthe definition of the environment what is the definition of modernism what is the definition of English Romanticism? what is the definition of intercultural communication what is history?definition of history What is the definition of university? What is the definition of swimming? What is the definition of a newspaper? what is your definition of a friend What is your definition to Accountability? What is newsthe definition of news 模糊的定义是什么what is the definition of vagueness? what is the scientific definition of English stylistics? what is periodic sentence?(the definition of periodic sentence) What is the definition of love?We are always talking about love .But who knows what is the true love Who can give the definition of love a question about linguisticswhat is etic and what is emic?What is the definition of these two?