“Grasp at straws”

“At a glance”

After a quick look.

“At loggerheads”

In strong disagreement.

“At all costs”

No matter what happens or how difficult it is.

“Keep at bay”

To prevent something from coming close or becoming a problem.

“Business as usual”

Things continuing in the normal way.

“At full tilt”

As fast or strongly as possible.

“Break new ground”

To do something innovative or original.

“Brace yourself”

Prepare yourself for something difficult or unpleasant.