Business jargon for to tell oneself, admit to oneself, remind oneself. Can also be used in a non-business context.
Best deployed in the tone of cold, calculated impersonality so beloved of financial types.
Also useful for the handwringing mustn't judge self-help sector
Ryan needs to self-message that running a million dollar a week loss is not a sustainable business proposition.
Rhonda, I think it would be great if you could self-message tha t maybe continuing your meth addiction isn't the optimum life choice for your 8 children