 This developmental view contrasts with the view of the Neo-Confucians that Confucianism is the expression of timeless "principles" or "patterns" that are inherent in the human heart.Zhang's most famous quotation is that "the six classics are all history" 六經皆史.This means that the canonical texts of Confucianism are not to be understood as repositories of timeless wisdom, but as records of the actions and words of the sages in response to specific historical contexts.