Sustainability isn't just a buzzword—it's our responsibility to future generations.

If you tell the truth, you don't have to remember anything.

Literature is the record of human experience.

Never put off till tomorrow what you can do the day after tomorrow.

解释：好像白色的丝一样，放到蓝色的染缸中，就成为青色；放到红色的染缸中，就成为赤色。