可持续性已不再是一个选择;它是我们前进的唯一道路。
The future of natural gas lies in technology and efficiency.
童年转瞬即逝,但一本好书可以让它停留得更久一点。
Happiness does not consist in self-love.
If you can keep your head when all about you are losing theirs and blaming it on you...