Professional development is likely to boost confidence, and improve your morale and job satisfaction.
The higher the levels of staff satisfaction, the higher the chances of success are for both employees and organisations.
It seems obvious to say that the first step is to find work that you enjoy, and yes, of course that is true, but even within a job you love, there are times when your motivation dips.
Happiness is personal, and many elements of our lives contribute, from the small to the momentous.