It's the most useless. It's good to be violent for one day and cool for ten days.
Mao Zedong.
Cutting bones, such as digging, cutting jade and grinding stones; Learning and pondering is a fortune; A person's knowledge can achieve something, but his bones are like jade.
One cigarette will fail again, three cigarettes, and the other one will kill me, so I will overcome it.
Rome was not built in a day.
A drop of water can wear away stones. It was not built in a day.