斯蒂芬.霍金(Stphn Hawking)stphn hawking is on of th famous scintists in this cntury. h is now whlchair bound and unabl to fd himslf or gt in and out of bd alon. but h has rfusd to giv in to th condition.now h is rgardd as on of th world's lading authoritis on cosmology. last yar h was invitd to china. h imprssd us with his slf-confidnt, humorous and witty convrsations.
