You don't have to be a 'rocket scientist' [=you don't have to be unusually smart] to understand the instructions.
Sales 'rocketed' from 1,000 units last week to 5,000 units this week.
The job is challenging, but it's not exactly 'rocket science'.
(..) that will net you a million dollars outright? No, Richard. I'm not all right with it. I'm excited about it. Let's see how high this rocket can fly, partner. Ok. Great. That's great. Not partners, exactly. But everything else is great. Call it what you want. (..)2014 TvShow: Silicon Valley Title: Minimum Viable Product Season: 1 Episode 1