If people fill the bucket with pebbles and sand (i.e. the small things), it is impossible to get the rocks in (i.e. the big things).

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The problem to be tackled, he realized, was how to get the big publishers to agree to lending of e-books.

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Ah, those were the days: when it was such a big deal to get an e-mail message that you wanted to be alerted by a special announcement.

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