Which question is considered essential to ask for deeper understanding?

Asking "What is it exactly?" is crucial for gaining a deeper understanding because it invites clarity and precision regarding the subject at hand. This question encourages individuals to define terms, clarify concepts, and explore the fundamental nature of the issue being discussed. By seeking a clear definition or explanation, one can uncover underlying assumptions, implications, and relationships that may not be immediately evident. This foundational inquiry sets the stage for further exploration and critical analysis, allowing for a more comprehensive grasp of the subject.

In contrast, questions about popularity, authority, or whether something can be ignored address different dimensions of understanding but do not directly engage with the essence of the topic. Understanding requires a solid foundation, and by pinpointing "what" something is, one can more effectively engage with additional layers of meaning and significance.