but to consider the matter a priori, is there anything we discover in this situation which can beget the idea of a downward, rather than an upward, or any other motion, in the stone or metal?
Baina auzia a priori kontsideraturik, ba al da egoera horretan aurki dezakegun ezer, goranzko baino areago beheranzko mugimenduaren edo beste zeinnahi mugimenduren ideiarik eman lezakeenik harrian edo metal-zatian?