Список вводных и завершающих слов и предложений:

1) first of all - прежде всего
First of all, Dr Zoidberg, do you even have a medical degree?
2) deep down - в глубине души (на самом деле)
I have misgivings about this mission, but deep down, I know we're doing the right thing.
3) by the way - кстати
And by the way, Sherman didn't even get laid.
4) in short [in brief] in a word - короче
In short: I think it's time to start talking about a divorce.
5) as to [as for - что касается
As for why they didn't film in Scotland, no idea, probably a budget issue.
6) for one's part] on one's part - что касается конкретного человека
I know for my part that I'd surrender everything, honor included, in order to get out of the mess.
7) believe it or not - веришь или нет, но
Believe it or not, I have more important things to do today than laugh and clap my hands.