翻译：事物发展到了极点，就要发生变化，发生变化，才会使事物的发展不受阻塞，事物才能不断的发展。
创新是在商业中保持领先的关键。
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.
If you believe in yourself, anything is possible.