Analysis can run forever. At some point it has to convert into a decision you cannot take back, and the conversion is a different act entirely. Most people who think they are deciding are actually just analyzing more comfortably.
There is a line that separates the people who decide from the people who only study deciding, and most never notice they are standing on the wrong side of it.
Analysis is comfortable. You gather more information, run another scenario, get one more opinion, and it feels like progress because it is motion and it postpones the moment of risk. You can analyze forever. There is always another variable to consider, another data point to wait for, another angle you have not examined. Analysis has no natural end, which is exactly why it is the favorite hiding place of people who are afraid to commit.
Decision is different in kind, not degree. A decision is the moment you stop gathering and commit to a course you cannot fully take back. It requires acting on incomplete information, because the information is always incomplete, and waiting for complete information is just analysis wearing a disguise. The decision is the act of accepting that you will never know enough and choosing anyway.
The reason this is a leadership principle and not just a personal one is that organizations are paralyzed by the gap between analysis and commitment constantly. The strategy that gets studied for a year and never launched. The hire everyone agrees is right who somehow never gets the offer. The market move that gets discussed in every meeting and made in none. From the inside it feels like diligence. From the outside it is just fear, dressed up as rigor, costing the company every opportunity that required someone to commit before they felt ready.
A formed leader develops a feel for the line. They know the difference between analysis that is genuinely reducing risk and analysis that is just delaying the moment of commitment. They know that past a certain point, more study does not improve the decision, it only postpones it, and the cost of the delay exceeds the value of the additional certainty. So they gather what can be usefully gathered, and then they cross the line, on purpose, accepting the risk that is the permanent price of leading.
This is not recklessness. Reckless people skip the analysis entirely and call their impulsiveness decisiveness. The formed leader does the analysis that matters and then converts it into commitment, which is the harder discipline, because it means owning an outcome you cannot guarantee. The reckless person and the paralyzed person are both avoiding that ownership, one by refusing to analyze and one by refusing to stop.
Look at the decision you have been studying. Ask whether the analysis you are still doing is actually reducing the risk, or whether you crossed the point of useful study a while ago and have been hiding in the comfort of more information. If it is the second, the work in front of you is not more analysis. It is the commitment you have been avoiding.