If you're competitor-focused， you have to wait until there is a competitor doing something. Being customer-focused allows you to be more pioneering.
没有人值得你流泪，值得让你这么做的人不会让你哭泣。
自然喜爱简单与统一。
The only limit is the one you set yourself.
"The only thing that one really knows about human nature is that it changes."