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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 will be our doubts of today."
解释:花开得好看,但不结果实,比喻中看不中用,形式华丽而没有实际内容,是耻辱。
只要你能左右一颗树的未来,那么你是可以在那棵树上吊死的。
Policy should be based on evidence, not ideology.
The real challenge in computer science is not to write programs, but to understand the nature of computation.