We are arguing semantics but IMO the sincerity is part of painting yourself in a good light. Saying you are perfect is not painting yourself in a good light, bu

We are arguing semantics but IMO the sincerity is part of painting yourself in a good light. Saying you are perfect is not painting yourself in a good light, but making sure you attribute success also to your colleagues (I did x they did y) and mention good things you did, even with mistakes, ultimately tells good things about you.