Every piece of plastic we produce should have a clear path to being reused or recycled.

有时候你必须穿过黑暗才能到达光明。

In mathematics, the journey is just as important as the destination; the process of discovery is where the real learning happens.

I'm interested in the weak materials, the materials that people don't think can be used for permanent structures.

培养感恩之心是提高生活满意度最可靠的方法之一。