环境中的微小变化可以导致行为的巨大改变。
Small changes in context can lead to big changes in behavior.
The goal of business is not just to make money, but to make a difference.
打铁必须趁热，但是要磨光它则不妨从容。
The camera is like a weapon; it's dangerous if you don't know how to use it.
I have always been a stranger in this world, a visitor, a tourist.