可持续性不是一种选择，而是我们对下一代的责任。
Sustainability is not an option—it's a responsibility we owe to the next generation.
"The past is always present in our lives, whether we acknowledge it or not."
每一种化合物都必须有确定的组成，这可以用其元素的符号来表示。
The silence between words is where the truth hides.
When truth is buried， it grows. It chokes. It gathers such an explosive force that on the day it bursts out， it blows up everything with it.