These results do not square with expert predictions
If we say something squares with another, we understand that they match or conform with each other.
Bad sport?
"Bad sport" is one who is considered improper in words and conduct in winning condition and adversity.
Cardinal rule?
A cardinal rule is a rule on which all other rules hinge, i.e. a most important rule.
Can’t say the same?
It is just a round about way of saying one thing is not at all as good as the other.
The other side of the coin?
The other side of the coin refers to the other side of the story, reality. It represents the opposite view.
Heads will roll?
"Heads will roll" is just another, an emphatic expression for severe punishment.
It is a fine line
A fine line between two things means the distinction is actually not very clear.
That would be stretching it
Stretching it means pushing something to the limit and even beyond.
Large shoes to fill?
If the shoes are large, that means the person in question is difficult to replace.
Career hits a bump?
It means your career runs into setback and you are forced to slow down.
Obama hit with friendly fire
It refers to the situation in the battlefield in which one is shot at by one of his fellow soldiers.
No coat tails to ride on?
If you ride on someone's coat tails, You're relying on other people's help and support.
No stage fright?
Stage fright is the sudden fear and anxiety one has before performing onstage before an audience.
Burn the bridge?
Or they’re advising you not to be half-hearted. Perhaps this is a better explanation.
Game face?
To have your game face on is to start taking the job at hand seriously.