The basic questions that have driven me from my undergraduate years until now have concerned the relationship between language, cognition and consciousness.
W. Petersen, and M. Werning. Proceedings of the 15th International Conference on Conceptual Structures (ICCS 2007), volume 4604 of Lecture Notes in Artificial Intelligence, page 415-428. Berlin, Heidelberg, Springer-Verlag, (July 2007)