When we are no longer able to change a situation, we are challenged to change ourselves.
译文:只要把握现在,做好当下的事情,不要管将来会有什么样的结果。
我们可能会遭遇许多失败,但我们绝不能被打败。
The value chain is the set of activities through which a product or service is created and delivered to customers.