You've analyzed your worst-case scenarios. Now, take a look at the conservative upside of making the decision to go forward. You will answer the question:
"What might the benefits be of an attempt or partial success?"
You will also indicate whether the benefit is temporary or permanent, internal or external, and rate its impact on your life, level of fulfillment, peace of mind, etc.
Your big decision:
Take my first vacation in 4 years
Clear Benefits Data Below
Benefit
Duration
Type
Impact
Benefit
Duration
Type
Impact
Gaining an understanding of a new culture
Permanent
Internal
Not having to rely on supplements or drugs to stay awake or go to sleep
Permanent
Internal
No more phone calls about my business
Temporary
External
Meeting new people every day I wouldn't otherwise meet