A scientist sounds like a scientist because the things that come out of their mouth don't stumble, that's all. If they [said], "And the, um, a microwave, uh," you know, then you don't sound right, but if you can just get it out without stumbling then you're going to sound fine.
![A scientist sounds like a scientist because the things that come out of their mouth don't stumble, that's all. If they [said], And the, um, a microwave, uh, you know, then you don't sound right, but if you can just get](http://cdn.quoteddaily.com/images/morgan-freeman/a-scientist-sounds-like-a-scientist-because-the-things-that-come-out-of-their-mouth-dont-stumble-thats-all-if.jpg)