Curiosity is the engine of intellectual achievement, and humility is its compass.
最伟大的发明是那些最直接满足人类需求的发明。
The best way to predict the future is to create it.
经济景观是一个由不同等级的中心地组成的系统,每个中心地为特定区域服务。
The best scientists are those who remain students forever.