Man is not logical and his intellectual history is a record of mental reserves and compromises. He hangs on to what he can in his old beliefs even when he is compelled to surrender their logical basis.

世界上最宝贵的资源不是石油，而是人类的潜力。

解释：国家大而政绩小，国家的影响就跟它的政绩一样；国家小而政绩大，国家的地位也大。

技术的力量在于它能够让心理健康护理更加可及和个性化。