When the waters are still, your opponents have the time and space to plot actions that they will initiate and control.
So stir the waters, force the fish to the surface, get them to act before they are ready, steal the initiative.
Competent teams & coaches have Clock Management cheat sheets on their call sheets.
As you can see - if you take a sack inside 2 minutes, this says you use a timeout immediately if the clock is under 1 minute.