His name was given to him after he was born. Originally, it did not exist. His body was given birth to by his mother. Before birth, it did not exist, and it surely is not the same body now that he is an adult. These are ideas one can philosophically debate and logically deduce, but they are not enlightenment.
People sometimes go through phases in which worldly activities seem boring, insubstantial, unreal.
After a retreat, a woman told me that she did not want to be bothered with her husband and child anymore. I just want to become a nun. After a while, the sentiments that she felt faded. She, also, was not experiencing Buddhist emptiness. The examples of the man and the woman illustrate two kinds of false emptiness.