How many kinds of hearts can there be in life: care, love, wolf heart, frustration, ambition, etc.

Love, sincerity, carelessness, filial piety, conscience, sincerity, Buddha's heart, enthusiasm, happiness, painstaking, intimacy, sweetheart, sadness, infatuation, infatuation, cruelty, change of heart, misfortune, caution, piety, despair, nausea, dedication, heart-to-heart, heart-to-heart, concentration, disobedience, loyalty, sincerity and determination.

Attack, doubt, distraction, sandwich, kindness, care, carefulness, carelessness, laziness, frivolity, devotion.