可持续发展不再是可选项,而是我们对后代的责任。
Sustainability isn't an option anymore - it's our responsibility to future generations.
La verdadera ciencia enseña, sobre todo, a dudar y a ser ignorante.
生活是一系列的时刻,每一个都是一个等待被讲述的故事。
The best weapon against an enemy is another enemy.