The human experience is a continuum from suffering to optimization and The quality of one's life is not Living just in one narrow band but to experience the whole emotional experience of human life. So are you never suffering from anxiety or stage fright or so things? And if I look back at my younger years, I suffered from anxiety and I was unaware what it was  I manifested it in anger and frustration and intolerance and judgment of self and others and critique ofself and others - people around me suffered because of what I was so afraid of.