The plan was supposed to work. You built it carefully. You believed in it. And then it didn't. Not necessarily because of bad luck or someone else's interference, but simply because it failed. That is a specific kind of loss: the loss of certainty about what comes next.
Most advice tells you to try again, to fail forward, to treat failure as a teacher. That is fine when the failure is small. When the failure is the thing you were most sure about, the recovery is not that simple. You are not just picking yourself up. You are rebuilding from a position where you no longer fully trust your own judgment.
Three thinkers on the Consilium roster would disagree about what to do. They would disagree about the order, the method, and what you owe yourself in the middle of it.
Xenophon: regroup, then march
Xenophon led 10,000 Greek soldiers out of Persia after their commanders were killed and the plan collapsed entirely. He did not have a prepared solution. He had a crisis, a group of people who needed direction, and a choice between paralysis and movement. The Anabasis is his account of that march, and it is not a story about confidence or optimism. It is a story about doing the next right thing when everything that was supposed to hold has failed.
His answer to catastrophic failure was to assess what is actually true right now, identify the nearest achievable step, and take it. Not the full plan rebuilt overnight. Not a new certainty to replace the old one. Just the next step that is available. Grief for what went wrong is something you take after you are safe. Right now you are not safe. Start moving.
Where there is no shame in the defeat, there can be no pride in the victory.
Liddell Hart: find the line of least resistance
B.H. Liddell Hart spent most of his career studying why campaigns fail. His conclusion, documented in his theory of the indirect approach, was that the direct path fails not because of the obstacles on it but because the attacker keeps insisting on the same approach that already isn't working. The failure is not the original plan. The failure is the refusal to find a different line.
When the thing that was supposed to work didn't, the first instinct is often to do it harder. More effort, more investment, more of whatever was already failing. Liddell Hart would say this is exactly wrong. The path that failed is now a line of known resistance. Stop forcing it. The detour is not surrender. It is the recognition that direct pressure against a fixed resistance is less effective than finding the angle that resistance has not yet defended.
The longest way round is often the shortest way home.
Kautilya: the situation has changed. Have you?
Kautilya built the Arthashastra on a single premise: conditions are always shifting, and the leader who fails to adapt is not defeated by external enemies. He is defeated by his own rigidity. The failure of the thing that was supposed to work has changed your situation. The question is whether you have changed with it. Not whether you feel different. Whether your model of what is possible has updated to reflect new information.
What Kautilya is pointing to is not about power for its own sake. He is pointing to the person who has studied how conditions actually work rather than how they were supposed to work. The failure is data. The question is not what went wrong with the old plan. It is what the new situation, accurately read, actually requires from you now. Those two questions have different answers, and conflating them is what keeps people stuck.
The king who knows the science of government shall never fail, even surrounded by enemies.
Where they disagree
Xenophon would say: move. Stop analyzing what went wrong and identify the next step you can actually take. Movement restores momentum. Momentum restores the capacity to think clearly.
Liddell Hart would say: not in the same direction. The direct approach failed. Before you move again, find the indirect line. Movement without a new angle is just repetition with higher stakes.
Kautilya would say: both of you are still assuming the goal is what it was. Read the situation accurately first. The goal itself may need to change. The new conditions may require a completely different answer to a completely different question.
There is no consensus here. None of them would tell you which one is right for your situation. All of them would refuse to let you stand still while pretending you are still deciding.
The question you came here to avoid
You came here asking how to keep moving after failure. But that is probably not the real question. The real question is whether you trust yourself to try again, and whether you are willing to try with a different plan, a different angle, or possibly a different goal altogether. All of those require admitting that the certainty you had before was not as solid as it felt.
So here it is: what do you actually believe about the new situation, not the one that was supposed to work, but the one you are actually standing in right now?