The problem of cognition is one of the ancient questions of human inquiry and in its essence represents one of the most fundamental and crucial problems of philosophy. The reason for this is that the essence of cognition and the solution to its problems pre-determines the final result and character of any inquiry, and as a matter of fact, even our outlook on the world and ourselves. Do there exists something which can predetermine the cognition alone? The present study approaches cognition through the analysis of Heidegger`s concept of “die Stimmung” and “die Befindlichkeit” which can be translated as a „state of mind”, „being in the mood” or an „attunement”1 . The author of this study analyses the role of this concept and especially its ex...