故事可以帮助孩子们理解世界和他们自己。
跨越国界和学科的合作是解决世界上最紧迫的健康挑战的关键。
"To read is to voyage through time."
Sustainability isn't a destination—it's a daily practice.
Mathematics is the language with which God has written the universe.
学习数学的唯一方法就是做数学。