The past is always tense, the future perfect.
Every tree we plant today is a legacy for future generations.
The story is not in the words; it's in the struggle.
森林的真正价值不仅仅以木材的板英尺来衡量,还在于它所维持的生命和生态系统。
That is what learning is. You suddenly understand something you've understood all your life, but in a new way.
The Internet is a network of networks, governed by the principle of interoperability.