Sustainability is not an option; it's a necessity for the future of our planet.
可持续性不是一种选择；它是我们星球未来的必需品。
记住，希望是好的。
"Poetry is the establishment of being by means of the word."
数学中最深刻的思想往往源于最简单的观察。
The truth is rarely pure and never simple.
The beauty of a woman with passing years only grows!
杀死一个幽灵比杀死一个现实要困难得多。