A picture book is like a theater where the audience can walk around on stage.
林业创新不是可选的——它对生存至关重要。
When we write programs that "learn", it turns out that we do and they don't.
我们不是从祖先那里继承了地球,而是从子孙那里借来的。
民主不仅仅是投票,它是一种基于尊重多样性和宽容的生活方式。
Happiness is rarely absent; it is we that know not of its presence.