真正的道德决定是如何在无助和无希望中生存下去。
The real moral test of a society is how it treats those who are at the dawn of life, the children; those who are in the twilight of life, the aged; and those who are in the shadow of life, the sick, the needy and the handicapped.
第一步是确定某件事是可能的；然后概率就会发生。
成功辨识的关键是找到一个足够灵活的模型结构，以捕捉系统的基本特征，同时又足够简单，可以从现有数据中估计出来。
The forest teaches us patience and resilience—qualities every leader should embody.
Risk is inherent in our industry, but complacency is the real danger.