To keep my ear on the ground

Example

Investigation issues requiresto keep ears on the ground

Turn the other cheek

Example

When you suffer an unjustice one of the most difficult gesture is to turn the other cheek

Sticking point

Example
The government will decide today definitely on the sticking point of the labor reform

Not hold breath

Example

If you are waiting for Zoe to apologise about yesterday argument, don't hold your breath

Turn the scales

Example
observers say the the advertising campaign has turned the scales against oil producers

There is nothing to be gained by

Example

There is nothing to be gained by venturing in this expedition

To have a hunch that

Example

I have a clear hunch that nothing is going to change

From the outset

Example

We smelled a rat from the outset: republicans demand probe into solar panel company that went bust after receiving half-billion dollar federal loan

United we stand, divided we fall - two is one, one is none

Example

The famous team motto is united we stand, divided we fall

To be fair

Example

To be fair, she did go the extra miles on the project, even if the results weren't as expected

Stranglehold of the market

Example

The growing popularity of consumer-oriented smartphones like the iPhone and Android devices has eroded Research In Motion's stranglehold of the market

To rake (drag) someone over the coals

Example

Because of delay the boss hauled him over the coals

Beating a dead horse

Example
To follow this project is like beating a dead horse

Borders on the obscene

Example

You know exactly what I mean; your behavior borders on the obscene. But you were still my brother

You never know

Example
You may never know what results come of your actions, but if you do nothing, there will be no results