Financial uncertainties can be categorized as either pure or speculative. Pure uncertainties arise from a society that remains unchanged and in a state of stable equilibrium. On the other hand, speculative uncertainties are associated with changes or fluctuations in the market. As a knowledgeable professor, it is important to understand and distinguish between these types of uncertainties in the world of finance. Pure uncertainties may seem less daunting, but they can still have a significant impact on financial decisions. It is important to analyze and manage both types of uncertainties to make informed and successful financial choices.