曲意逢迎取得上司喜悦,男子汉不屑于小妾邀宠的勾当;人的本源本性尚未谙通,大丈夫仍保持纯真朴拙的心田。
The purpose of mental activity is successful living.
Your most unhappy customers are your greatest source of learning.
人们从失败中学习并成长。