现在并不是结束，结束甚至还没有开始。但是现在可能是序幕的结束。
Now this is not the end. It is not even the beginning of the end. But it is, perhaps, the end of the beginning.
世界上没有绝对的对与错，只有适合不适合。
Technology is just a tool. It's the creativity and imagination of the people using it that makes the difference.
科学是人类思想最伟大的冒险。
如果自由不包括犯错的自由，那么自由就不值得拥有。
"The power of words lies not in their complexity, but in their ability to touch the heart."