As I often say, during these types of weeks our humanity is showing. All of our imperfections hang out.
What this means is that you may have to write 50 to 100 lenses before you really find what works the best for you, but once you do, you can repeat, repeat, repeat.
The most important things are what gives you the most ongoing regular income.
It is not the need for a break that makes people fail, it is the failure to go back to work.