Don't be afraid to give up the good to go for the great.
保持饥饿，保持年轻
逻辑是思考的镜子。
What you actually pay for something is at least twice the listed price because of the energy， time， money needed to set it up， learn， maintain， repair， and dispose of at the end. Not all prices appear on labels. Actual costs are 2x listed prices.
The great advantage of old age is that you can be as rude as you like.
There is no escape, only different kinds of prisons.