Low-grade threats to our values may seem to be unimpoortant, but take care because they can gnaw away you. One of the benchmatrks of happiness is being true to yourself. That means knowing and respecting your values.
Guilt is not motivating. Though it CAN make you try harder in some situations, as a strategy it fails more often than it succeeds. It helps to be in tune with yourself, and to understand your values.