In science, failure is not the opposite of success but a stepping stone towards it.
在科学中，失败不是成功的对立面，而是通向成功的垫脚石。
The value of a thought is in its consequences for behavior.
The actions of men are the best interpreters of their thoughts.
The only way to discover the limits of the possible is to go beyond them into the impossible.
We don't invent our missions, we detect them.
The problem is when that fun stuff becomes the habit. And I think that's what's happened in our culture. Fast food has become the everyday meal.
"The beauty of science is that it is constantly evolving and there is always something new to discover."