Most of the talks that you've heard in the last several fabulous days have been from people who have the characteristic that they have thought about something, they are experts, they know what's going on.
Multe dintre prezentările pe care le-ați auzit în aceste ultime zile minunate au fost oferite de oameni care au particularitatea că s-au gândit la ceva anume, care sunt experți, știu ce vorbesc.