leave no stone unturned

If you leave no stone unturned in your efforts to find something or achieve something, you consider or try every possible way of doing it.

In the difficult weeks ahead, we'll leave no stone unturned in our search for a peaceful solution of the crisis.

We will leave no stone unturned to keep our position as the world's number one club.

They were contacted personally by telephone at their home by New Zealand police , who promised no stone would be left unturned in the hunt for the killer.

not set in stone

If you say that something such as an agreement, policy, or rule is not set in stone, you are pointing out that it is not permanent and that it can be changed. Other verbs such as `carved' or `cast' can be used instead of `set'.

Promises made two or three years before an election are not set in stone and can be changed.

He is merely throwing the idea forward for discussion, it is not cast in stone.

Parents should not view a single IQ score as an indicator of their child's intelligence, carved in stone.

a rolling stone gathers no moss    

a rolling stone

gather moss

People say `a rolling stone gathers no moss' when they want to point out that if a person keeps moving from one place to another, they will not get many friends or possessions. Some people use this proverb to say that it is a bad thing to keep moving like this, and it is better to be settled. Other people use this proverb to suggest that it is a good thing to keep moving and changing, and not be tied down.

If he was going to say that a rolling stone gathers no moss, that never having a family would be one of the penalties I would have to pay if I spent my life an itinerant the , I was going to prove him wrong on that, too.

You can refer to a person who does not settle down as a rolling stone.

But throughout it all, Greta has found the desire and courage to keep in contact with her absentee father, who is a rolling stone to this day.

If you say that someone is gathering moss, you mean that they have stayed in the same place for a long time.

The old families die out or move on, or stay and gather moss.

a stone's throw

If you describe one place as a stone's throw from another, you mean that the first place is very close to the second.

Burke found employment and rented a flat a stone's throw from their former, rather grand house.

The Diplomatic Service Wives Association is housed in a large room in the Foreign Office in London, a stone's throw away from Westminster.

Just a stone's throw away is the home he shares with his wife and daughter.

The cellars are within a stone's throw of the church where Dom P=e1rignon, the legendary creator of champagne, was buried.