“Water under the bridge”

“From the ground up”

From the beginning or basic level.

“Have the upper hand”

To have an advantage or control.

“Ahead of the curve”

More advanced than others.

“Lead the way”

To be the first or guide others.

“Look the other way”

To ignore something wrong intentionally.

“Down the road”

In the future.

“Fly under the radar”

To avoid attention or notice.

“End of the line”

The point where something cannot continue.