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The only limit to our realization of tomorrow will be our doubts of today.

The goal of cryptography is to make it so that the cost of breaking the system exceeds the value of the information protected.

A tannery's waste stream tells the story of its ethics more clearly than any mission statement.

當沒有人相信你的時候，你必須相信自己——這就是讓你成為贏家的原因。