Sustainable infrastructure should balance economic, social and environmental benefits.
可持续的基础设施应该平衡经济、社会和环境的效益。
当陷入困境时,向别人解释你遇到的问题。通常情况下,仅仅是把问题描述出来,就会呈现出一个解决方案。让 "描述问题 "成为你排除故障的一个固定过程。
In mathematics, you don't understand things. You just get used to them.
The most important thing in trading is discipline.