If you're not stubborn, you'll give up on experiments too soon. And if you're not flexible, you'll pound your head against the wall and you won't see a different solution to a problem you're trying to solve.
挑战让商业变得有趣；克服挑战让它变得有价值。
坚持梦想，永不放弃，总有一天会成功。
我不听别人说什么。我只是上场表现。
The tyranny of a prince in an oligarchy is not so dangerous to the public welfare as the apathy of a citizen in a democracy.