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]
(..) Someone I could easily liaison with. Well, I was hoping that you would be on my cabinet, in some capacity. I'll be operating out of the region. It's where my strength lies. There are better people who can take it from here, advise you on the home front. And Ms. Harvey, LeAnn, we need to move you. (..)2017 TvShow: House of Cards Title: Chapter 65 Season: 5 Episode 13