I would argue it's more important to constantly discover your weaknesses. You don't have to fix them, just realizing them will let you compensate in any number

I would argue it's more important to constantly discover your weaknesses. You don't have to fix them, just realizing them will let you compensate in any number of ways. Most founders have will in spades, but have never had their skills tested in such in incredibly broad way. For some structure may be the key to success, for others it's a different demon. Find it, kill it, or build a wall around it.