Idiom

Water Under The Bridge:

Anything from the past that isn't significant or important anymore.

When dog Fly :

Something that will never ever happen.

Actions Speak Louder Than Words:

It's better to actually do something than just talk about it.

Add Fuel To The Fire:

Whenever something is done to make a bad situation even worse than it is.

All Bark And No Bite:

When someone is threatening and/or aggressive but not willing to engage in a fight.

An Arm And A Leg:

Very expensive. A large amount of money.

All In The Same Boat:

When everyone is facing the same challenges.

A Drop in the Bucket:

A very small part of something big or whole

A House Divided Against Itself Cannot Stand:

Everyone involved must unify and function together or it will not work out.

A Slap on the Wrist:

A very mild punishment.