The responsibility for the failure falls squarely 'on her shoulders'. [=she is completely responsible for the failure]
You can never feel confident in this business. You always have to be 'looking over your shoulder'.
He 'has had a chip on his shoulder' ever since he didn't get the promotion he was expecting.
(..) shows signs of repeated dislocation. I'm also seeing signs of expanded articulation of the glenoid fossae. Her shoulders were repeatedly displaced out of their socket. SAROYAN: There's something unusual in the upper esophageal sphincter. (..)2015 TvShow: Bones Title: The Promise in the Palace Season: 11 Episode 7
(..) than my relationship with any of the other interns. VAZIRI: She's not one of those micromanagers always hovering over your shoulder. She gives us the space we need to do our best work. DUFFY: What do you think of her on a personal level? Okay, I-I think (..)2016 TvShow: Bones Title: The Movie in the Making Season: 11 Episode 18
(..) That's a mad-sized if. Our job is "if." What if you were sipping margueritas on a sun-drenched beach turning brown instead of green. Not looking over your shoulder for VERONICA. Don't hate, I helped design VERONICA. As a worst-case measure, right? How about a best-case? What if the world was safe? (..)2015 Avengers: Age of Ultron