I'm not a saint, but I'm not a sinner either.

Our policies must be as dynamic as the oceans they aim to protect.

Your most unhappy customers are your greatest source of learning.

The science of government it is my duty to study, more than all other sciences; the arts of legislation and administration and negotiation ought to take the place of, indeed to exclude, in a manner, all other arts.

解读：长时间关注、对抗恶，自身容易被恶同化，心怀善念，不与恶纠缠，保持距离，才不会被黑暗吞噬，守住内心光明。