Many free agents speak of how long and hard they work, as if it's a badge of courage. Oh, I haven't taken time off in eight years. They may think it's a sign of dedication, but I think it's pathetic. Free time is valuable because it keeps you fresh. When you're hiking in the woods or reading a novel, solutions to problems that you've been struggling with for days can become clear in an instant.
People think everything has to be worked out in detail before they start.
Nothing will ever be fully ready. Do your due diligence. Prepare as best you can.