The speaker reflects on a realization about their struggles, likening them to a hole that seemed deep but was actually shallow, allowing their father to stand at the bottom with ease. This metaphor suggests that the perception of one's difficulties can be distorted, making them appear more overwhelming than they truly are.
This perspective emphasizes the relativity of darkness in life, implying that what seems daunting may not be as insurmountable as it first appears. By comparing their emotional state to a physical space, the author conveys that understanding and support from loved ones, like a father, can illuminate experiences of hardship and bring clarity to one's situation.