The true value of a forest cannot be measured in board feet alone.

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

People are cruelest to those they love.

I don't have to prove anything to anyone. I only have to follow my heart and concentrate on what I want to say to the world. I run my world.

The most important thing in the programming language is the name. A language will not succeed without a good name.

Leadership means making tough choices today for a better tomorrow.

最好的艺术是关于变化的——关于思想的运动和感知的转变。

All the great things are simple， and many can be expressed in a single word： freedom， justice， honor， duty， mercy， hope.