The best way to ensure peace is to maintain a balance of power among the great powers.

模型的唯一真正检验是其预测未来的能力，而未来总是不确定的。

The mind is everything. What you think you become.

发现可能性的极限的唯一方法是超越它们进入不可能。

The human heart is like the sea: it has its storms, its tides, and its depths; in it, too, there are pearls.

艺术的功能不仅仅是告诉你已经知道的东西。