When things go wrong, 'The Power of an Apology'

When things go wrong or even slightly off track, we tend to get upset or angry about the situation and end up staring at a bottomless pit.
Not much productive work or positive feeling comes out of this.
We can bring that type of situation upon ourselves by procrastinating on some work and feeling the deadline stress breathing upon our necks.
We might also be taking on too many projects.
What should we do?
Think of 'The Art of Possibility'?