singleness of heart的用法和樣例：
例句
- He painted the lid of the piano with absorption.
他專心致志地油漆著鋼琴蓋。 - There is a temporary focus of excitement.
這個時期他專心致志，勁頭十足。 - The key is single-pointedness of mind.
關鍵是思想上的專一。 - The practice of mindfulness unveils and reveals your essential Good Heart,because it dissolves and removes the unkindness or the harm in you.
專一的修習揭顯了你根本的善心，因為它消解了你的不善和傷害。
