可持续性不是一种选择;而是我们对后代的责任。
Sustainability isn't an option; it's a responsibility we owe to future generations.
生活的最好方式是无条件地爱。
The truth is rarely pure and never simple.
The more you learn, the more you know. The more you know, the more you forget. The more you forget, the less you know. So why bother to learn?