Some idioms

 1.Roll with the tide -Adapt to changing conditions.

2.Drown in the shallows -to fail in a simple situation.

3.Clip the thorns-to remove minor annoyances or obstacles.

4.Go down a steep slope-decline rapidly or dangerously.

5.The fog thickens -Confusion or problems increase.

6.Pull a loose stone-Destabilize or uncover something.

7.In a swirling mist-Confused or disoriented.