I'll take the liberty to (disagree and commit lol) almost just bullet-point list out the keywords ... just becasue this is how much time I have :) - the below only makes sense together with the above Forbes link really)
First, "senior executives start meetings at Amazon in silence, with everyone reading six-page narrative memos about the topic they are gathered to discuss, for up to 30 minutes"
Note that here quality preparations are brought into the game - when appropriate at least.
Then, it is important to make a distinction between decisions: "Type 1 decisions can't be reversed and as such require great care. Type 2 decisions can be easily reversed."
"Make Decisions With 70% Of The Info You Wish You Had"
"Disagree and commit"
"You have to somehow make high-quality, high-velocity decisions"
Well, that's it, build your own Amazon!