"Actually, his secret's not hard to fathom," says Lai Cheng-hung, who works at a computer company. Based on probability statistics, the totals four or six have the greatest odds of coming up (calling the number five is against the rules), and so calling six all the time makes sense.
「其實六伯的秘訣不難理解」，任職於電腦公司的賴政宏分析，每個人出拳都有其慣性，依統計，總數出現四或六的機率甚大（台灣拳規定不能喊概率最大的五），因此一逕喊六，總會抓住對方的把柄而操勝算。