Every university…seem[s] to reassure you that ‘it doesn’t matter what you do, as long as you do it well.’ That is completely false. It does matter what you do. You should focus relentlessly at something you’re good at doing, but before that you must think hard about whether it will be valuable in the future.
If you focus on near-term growth above all else, you miss the most important question you should be asking: will this business still be around a decade from now?
The lowest-hanging fruit in preventative medicine is just to really focus on nutrition.