Now that the quarterback has recovered from his injury, this week the team will be functioning 'at full strength' again. [=the team will have all its players again]
We are negotiating from a 'position of strength'. [=from a strong position; from a position that gives us an advantage]
He didn't mean to knock you down; he just 'doesn't know his own strength'. [=doesn't realize how strong he really is]
(..) - No more slaughter. - You did this! (BREATHING HEAVILY) Remember when we were young? When I was hurt and you carried me with all your strength for as long as you could. I can't fight anymore. I can't hate anymore. All I can do is carry you. (SOBBING) Oh, Judah, forgive me. (..)2016 Ben-Hur