Blow your own tumpet

These day, particularly in the job market, it doesn’t pay to be modest. You have to promote yourself strongly and openly. You have to be proud of your abilities and achievements and tell everybody about them.

In short, you have blow your own trumpet. Doodle -oodoo!

And here's a man who certainly knew how to blow his trumpet - Dizzy Gillespie.

Throw in the towel

I've had enough, I'm going to throw in the towel.

Oh George, please don't throw in the towel!

What are we talking about? Giving up. But why throw in the towel?

It's a boxing term. When a boxer is getting too badly beaten and his corner, they throw a towel into the ring and the referee stops the fight - true!

Here are some more boxing idioms. They guy is a bit annoying but don't throw in the towel on the video.