实现明天的唯一限制是我们今天的疑虑。
The only limit to our realization of tomorrow is our doubts of today.
"The writer is a man who is always trying to create something new, something original, something that has never been seen before."
一个国家真正的财富在于它的自然资本。
The advantage of a ridiculously ambitious goal is that it sets the bar very high so even in failure it may be a success measured by the ordinary.