The Philosophy of Mysticism: Perennialism and Constructivism ...
Randolph T. Dible II
Studies in Reflecting Abstraction
Jean Piaget & Robert L. Campbell
Infinity: A Very Short Introduction
Ian Nicholas Stewart
Knowledge Representation and Reasoning - Slideshow
Ronald J. Brachman & Hector J. Levesque
语言学入门
Stuart C. Poole & 刘润淸
Breath: The New Science of a Lost Art
James Nestor