"One effect of benefit-cost analysis is to give any respectable engineer or economist a means for justifying almost any kind of project the national government wants to justify... Exclusive reliance on benefit-cost analysis has been one of the greatest threats to wise decisions in water development."

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If his decision is correct, he will win the battle, even if it lasts longer than expected. If his decision is wrong, he will be defeated and he will have to start all over again-only this time with more wisdom. But once he has started, a warrior of the light perseveres until the end.

— Paulo Coelho