It is not that he is asked to rise above all emotions to attain the serenity and blessedness of such a life; it is rather that he is asked to rise above the lower emotions. For it is indispensable to cherish the higher ones. Indeed, it is in the complete overturn of his seat of feeling that the passage from earthly to spiritual life will most show itself. Without it, with a merely intellectual overturn alone, the Overself can never be realized.
-- Perspectives > Chapter 6: Emotions and Ethics > # 46