我们必须从一开始就考虑产品的生命周期结束。
We must design products with their end-of-life in mind from the very beginning.
舞台上的每一分钟，都是我最珍惜的时刻。
Education is the most powerful weapon which you can use to change the world.
The best way to predict the future is to create it.
The language of mathematics is universal, transcending cultural and linguistic barriers.
Objects have always been carried, sold, bartered, stolen, retrieved and lost. People have always given things to other people.