Climate change is the greatest threat to global forests, but also our greatest opportunity for innovation.

The end of history will be a very sad time. The struggle for recognition, the willingness to risk one's life for a purely abstract goal, the worldwide ideological struggle that called forth daring, courage, imagination, and idealism, will be replaced by economic calculation, the endless solving of technical problems, environmental concerns, and the satisfaction of sophisticated consumer demands.

The only way to learn mathematics is to do mathematics.

The real competition is not between companies, but between different visions of the future.

工程是关于解决问题的，而不仅仅是让东西看起来漂亮。

Tenho em mim todos os sonhos do mundo.

创新不仅仅是创造新产品；而是重新思考如何利用资源来建设可持续的未来。