How to pronounce“first of all”in English

First of all,.

interesting situations in the classroom. First of all, all the professors knew me 'cause I was singular.

Lying is just a bad idea for a variety of reasons. First of all, there's a really good chance the other side is a better liar than you are.

First of all, they noticed that when looking at the energy levels of subatomic particles, like electrons, they weren't continuous at all, they were discrete.

First of all, it's relativistic, so it works at really, really high speeds because it uses Einstein's energy momentum relationship, unlike the Schrodinger equation which breaks down there.

First of all, I'm going to ask, of course, a question to the audience.

First of all, most of the time, it doesn't understand us.