预测未来的最好方式就是创造未来。

Sustainability requires bold vision and relentless execution.

Creativity requires the courage to let go of certainties.

Democracy is the worst form of government except for all those other forms that have been tried from time to time.

恐惧是迷信的主要根源之一，也是残忍的主要根源之一。征服恐惧是智慧的开始，无论是在追求真理还是在追求高尚生活方式的过程中。