成功不是终点,失败也不是致命的:重要的是继续前进的勇气。
"Success is not final, failure is not fatal: It is the courage to continue that counts."
Sustainability isn't a choice—it's our responsibility to the next generation.
乐观主义者认为这是所有可能世界中最好的一个。悲观主义者则担心这是真的。