It is on the strength of observation and reflection that one finds a way. So we must dig and delve unceasingly.
正是通过观察和反思的力量，人们才能找到方法。所以我们必须不断挖掘和钻研。
I constantly see people rise in life who are not the smartest, sometimes not even the most diligent, but they are learning machines. They go to bed every night a little wiser than they were when they got up and boy does that help, particularly when you have a long run ahead of you.
Failure is interesting—it’s part of making progress. You never learn from success, but you do learn from failure.
实现明天的唯一限制是我们今天的疑虑。