13 Questions the Buddha Left Unanswered: Are the self and the universe eternal? Are the self and the universe transient? Are the self and the universe both eternal and transient? Are the self and the universe neither eternal nor transient? Do the self and the universe have a beginning? Do the self and the universe have no beginning? Do the self and the universe have both beginning and no beginning? Do the self and the universe have neither beginning nor no beginning? Does the Buddha exist after death? Does the Buddha not exist after death? Does the Buddha neither exist nor not exist after death? Is the mind the same as the body? Are the mind and body two separate entities?
13 Possessions of an Ordained Monk: staff, water pot, water sieve, alms bowl, blanket, three outer robes, two underrobes, a sitting mat, and two pairs of sandals.