可持续性不是一种选择;它是我们星球未来的必需品。
Earth provides enough to satisfy every man's needs, but not every man's greed.
如果你想成为真理的真正追求者,那么在你的一生中至少要有一次尽可能怀疑一切。
The most dangerous phrase in business is "We've always done it this way."