The conversation is amicable, because the words to be explained are, or sound, rather amusing, like oology (from the "xiTsonga" stone, meaning a description of birds' eggs) or psilology (from the "tsiVenda" stone, meaning vacuous chatter), and leads onto other topics, opening up former strangers to one another--an "infomal 'entente cordiale'," as the sculptor himself explains.(9) The circle of knowledge is intended to end in a circle of acquaintances (10) (Figure 8).