The only limit to our realization of tomorrow is our doubts of today.
Liberty cannot be preserved without a general knowledge among the people.
The saddest aspect of life right now is that science gathers knowledge faster than society gathers wisdom.
每个故事都是一次旅程，每次旅程都是一个故事。
I believe that children are our future. Teach them well and let them lead the way.
The most important thing is to keep the audience engaged.