Mental processes exist because they have served life's continuance.
The key to success in business is not just about making money, but about creating value for customers.
译文：该罢休的时候就赶紧罢休，这样才能赢得逍遥自在，避免让身心过度操劳。看看多少聪明杰出的人，整日忙碌奔波，最终却白白辜负了一生的志向。
【释义】不符合礼仪的礼节，不顾和道义的行为，君子是不会做的。
The condition of man... is a condition of war of everyone against everyone.