本书是中国博士后科学基金第54批面上资助项目。 作为中国传统哲学中的一个重要概念，"天"记载着古代思想家对天、对天人关系的思考，对古今中国人认知世界都产生了深远的影响。 本书共分8章，对作为中国传统哲学中的一个重要概念"天"的古代和现代汉语语料进行了认知语言学研究，揭示出古今中国人对"天"的认知机制总体而言一脉相承，古人对"天"、对世界的认知既符合当时的科学技术水平以及当时的知识发展程度，同时也受到古代思想家对天以及天人关系的思考这两个因素的制约；而现代中国人对世界、对宇宙的认知，既有对古代传统思想文化的继承，又体现了由现代科学技术思想和现代社会体制塑造的新理念。(This book is one funded project of the 54th batch of China Postdoctoral Science Foundation. As an important concept in China's traditional philosophy, "Tian" (Heaven) records the thoughts of Heaven and the relationship between human and Heaven of ancient thinkers, which has profound influences on the perception of the world of both ancient and modern Chinese people. The book is divided into eight chapters, carring out cognitive linguistics study on the ancient and modern Chinese corpus of "Tian", an important concept in China's traditional philosophy, revealing the same spirit in the perception of "Tian" of both ancient and modern Chinese people. The perception of "Tian" and the world of ancient Chinese people was both in line with scientific technology and knowledge development back then, and restricted by two factors of thoughts of Heaven and the relationship between human and Heaven of ancient thinkers; on the other hand, the perception of world and the university of modern Chinese people shows both the inheritance of ancient Chinese traditional ideology and culture, and new ideas created by modern science and technology thoughts and modern society system.)