Don't read an executive summary or two-page cheat sheet. Read a full book.

别去读行动纲要或是两页纸的备忘单，读一本完整的书。

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As usual, we've given you the cheat sheet, so if you'd like the full reports and have got a thing for statistics, there's plenty more in the source links below.

ENGADGET: International Telecommunication Union: worldwide mobile subscriptions hit six billion in 2011

Of course, full disclosure makes it easier for the athletes to cheat.

FORBES: The Drug Test Bait And Switch

Sports is full of veterans in denial, who believe they can cheat the clock long enough to grab one last payday or shot at glory.

WSJ: Jason Gay: No Fuss, No Muss, All Mariano Rivera