A Bird In The Hand Is Worth Two In The Bush:
Having something that is certain is much better than taking a risk for more, because chances are you might lose everything.
A Blessing In Disguise:
Something good that isn't recognized at first.
A Chip On Your Shoulder:
Being upset for something that happened in the past.
A Dime A Dozen:
Anything that is common and easy to get.
A Doubting Thomas:
A skeptic who needs physical or personal evidence in order to believe something.
A Drop in the Bucket:
A very small part of something big or whole.
A Fool And His Money Are Easily Parted:
It's easy for a foolish person to lose his/her money.
A House Divided Against Itself Cannot Stand:
Everyone involved must unify and function together or it will not work out.
A Leopard Can't Change His Spots:
You cannot change who you are.
A Penny Saved Is A Penny Earned:
By not spending money, you are saving money (little by little).
A Picture Paints a Thousand Words:
A visual presentation is far more descriptive than words.
A Piece of Cake:
A task that can be accomplished very easily.
A Slap on the Wrist:
A very mild punishment.
A Taste Of Your Own Medicine:
When you are mistreated the same way you mistreat others.
A result that is still unclear and can go either way.
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.
Against The Clock:
Rushed and short on time.
All Bark And No Bite:
When someone is threatening and/or aggressive but not willing to engage in a fight.
All Greek to me:
Meaningless and incomprehensible like someone who cannot read, speak, or understand any of the Greek language would be.
All In The Same Boat:
When everyone is facing the same challenges.
An Arm And A Leg:
Very expensive. A large amount of money.
An Axe To Grind:
To have a dispute with someone.
Apple of My Eye:
Someone who is cherished above all others.
As High As A Kite:
Anything that is high up in the sky.