Finance and behavioral models provide a solid foundation for understanding the markets and their players. Qualitative approaches are as valuable as quantitative ones.
Compare with own experiences
Models remain models. They never represent reality. We live in a world of radical uncertainty. All we know is that our forecasting ability is extremely modest. Each of our actions should be based on this insight.
The goal is to maximize the probability of future success instead of relying on luck. This requires working with incomplete information and at a pace that allows opportunities to be seized without incurring any avoidable risks.