"When the belly is empty, the body becomes spirit; and when it is full, the spirit becomes body"

This quote by Saadi speaks to the concept that when we are in a state of deprivation, our spirit has the ability to take precedence over our physical requirements. When we are in a state of abundance, however, our physical requirements end up being more important than our spiritual needs. This quote recommends that when we remain in a state of deprivation, we have the ability to focus more on our spiritual requirements and our spiritual development. Alternatively, when we remain in a state of abundance, we are more likely to focus on our physical requirements and our physical convenience.

This quote can be interpreted as a tip to prioritize our spiritual requirements, even when we are in a state of abundance. It can also be translated as a reminder to be mindful of our physical needs, even when we remain in a state of deprivation. This quote encourages us to be mindful of both our physical and spiritual needs, and to strive for balance between the 2.

Ultimately, this quote by Saadi speaks with the concept that our physical and spiritual requirements are both crucial, which we need to aim to keep a balance in between the 2. It is a tip to be conscious of both our physical and spiritual requirements, and to prioritize them accordingly.