Cai stresses that there's something a bit "masturbatory" in the relationship between himself and his art. The main thing is to excite yourself, to get to the tipping point, to push things to the limit.
蔡國強形容自己與作品的關係，有點像「自慰」，重點在玩出興奮點、臨界點，把關係逼到最緊繃。