可持续的基础设施应该平衡经济、社会和环境的效益。
Art should be an adventure of the mind and senses.
I know what I can do, so it doesn't bother me what other people think or say.
采矿技术的创新将是该行业在下个世纪保持活力的关键。
We are all bound by the laws of our own natures.
在怀疑时,克制自己。