If all you're trying to do is essentially the same thing as your rivals, then it's unlikely that you'll be very successful.
如果你和你的竞争对手做的事情本质上是一样的，你可能不会太成功。
I have come to believe that a great teacher is a great artist and that there are as few as there are any other great artists. Teaching might even be the greatest of the arts since the medium is the human mind and spirit.
企业的失败，不是偶然的，而是必然的。
我不是谈话，我是歌曲。
At the end of the day, if I can say I had fun, it was a good day.
数学的本质在于它的自由。