The paper industry has a responsibility to lead the way in environmental stewardship.
The invention of the cotton gin was the result of necessity and observation.
你的时间有限，所以不要浪费时间去过别人的生活。
We are all our own prisons, and our own jailers.
Growth itself contains the germ of happiness.
人生短暂如梦，不如举起酒杯祭奠江中的明月