But over time, interestingly enough, this concept adopted the branching schema of a tree in what became known as the Porphyrian tree, also considered to be the oldest tree of knowledge.
但随着时间的推移，有趣的是 这个理念吸收了来自树的分支结构， 后被称为“波菲利之树”， 这也被认为是最早的智慧之树。