Sustainability isn't just a trend—it's a responsibility we owe to future generations.
可持续发展不仅仅是一种趋势,而是我们对后代的责任。
自然状态下的生活是孤独、贫穷、丑陋、野蛮和短暂的。
The question is not whether the thing exists, but whether it has any essence which is capable of existence without us.