对于思孟学派的研究,从先秦就开始出现。荀子首先将子思和孟子联系在一起。他在《非十二子》中指出:“略法先王而不知其统,犹然而材剧志大,闻见杂博。案往旧造说,谓之五行,甚僻违而无类,幽隐而无说,闭约而无解。……子思唱之,孟轲和之。世俗之沟犹瞀儒,嚾嚾然不知其所非也,遂受而传之,以为仲尼、子游为兹厚于后世窃蜃铀肌⒚ For the study of Si-mon school, from the pre-Qin began to appear. Xunzi first sub-thinking and Mencius linked together. He pointed out in ”Non-Twelve Apostles“: ”The first is not a method but the second is unknown. But no say, closed and no solution ... ... Son of Solitude sing, Meng Ke and the secular ditch still Confucianism, 嚾 嚾 不 I do not know what they are, then by the pass, that Zhong Nai, travel To thicken in later generations  Mi Mi Mi Mi