Our problems aren't really that important in 'the grand scheme of things'. [=aren't really that important when you think about the larger situation]
She 'schemed' [='plotted'] 'to take' control of the company from her brother.
Everyone has their role to play in 'the (overall) scheme of things'.
(..) That. What are you talking about? I wanted you for months, Rachel. I flirted. I... I... I made up some scheme where we were married. And you made it clear. You don't date anyone from the office. Until I start seeing someone else... (..)2011 TvShow: Suits Title: Rules of the Game Season: 1 Episode 11