Imagine that you are looking at an hourglass. You might see the hourglass as a solid object that contains sand, with a clear form and identity., However, if you were to watch the hourglass as the sand shifts from top to bottom, you would realize that it is not a static or permanent object., The sand is in constant motion, and the hourglass itself is dependent on various factors for its existence, such as gravity and the shape of the glass., If you were to examine the hourglass more closely, you would find that there is no inherent self-nature or essence to the hourglass. It is simply a collection of parts that are dependent on various conditions for their existence., This realization of emptiness can lead to a greater understanding of the nature of reality. By recognizing that all phenomena, including ourselves, are devoid of inherent existence and are dependent on various conditions, we can let go of our attachment to fixed ideas and identities. This can lead to a greater sense of wisdom, compassion, and freedom in our lives.