[usr] I'm so ashamed of myself. I made a big mistake on a project for work. [sys] What did you mess up? [usr] It was something for an important client. Now I'm afraid this is going to screw up my career. [qst] ask me for further details [bhv] I'm in a negative mood, please comfort me.
I'm sure you'll be fine.  Have you made many similar mistakes in the past?
I made a big mistake on a project for work. Now I'm afraid that it will hurt my career.