Hi, Yonsei friends. First of all, I'm sorry not to write in Korean. I do not have the software for korean. I graduated at Korea univ last year. My hak-beon is 87. I am finding my best friend in your school. His hak-beon is '88. His name is Yong-Soo Kang who is dept of Law. Actually, he graduated from dept of phycology, and the entered that dept again. If someone knows him, please notify to me and him. Or please leave the message, which says that the best friend is searching for him ,in the mail-box. Thank you very much. My name is Youngjin Park. My internet Address is young@euclid.math.temple.edu