认为世界上只有一种真理，而自己正掌握着它，在我看来这是世界上所有邪恶的最深根源。

There's a tendency to think that our present politicians are much worse than we had in the past.But we tend to forget how awful our politicians were in the past.

解释：树立品德，莫如日积月累，不懈怠地培植；治疗疾病，莫如彻底消除，不留下任何病根。

Every decision we make at sea has a ripple effect on global food security.

糟糕的战略不是缺乏战略，而是主动回避制定好战略的艰苦工作。

宇宙的美在于它的复杂性和简单性。