Perry's second objection is the nonnecessity of belief objection. This objection turns on the fact that a speaker can refer to the time at which she is speaking with her use of ‘today’ even though she lacks any adequate purely qualitative conception of what day it is. Consider the case of Rip Van Winkle. “When he awakes on October 20, 1823, and says with conviction ‘Today is October 20, 1803,’ the fact that he is sure he is right does not make him right, as it would if the thought expressed were