things themselves. This means we can never really know to what degree our perceptions actually correspond to what exists “out there”; nor can we know to what degree our perceptions correspond to others’ perceptions of the same things. Another limitation on our perspective is the fact that the future is not accessible to us at all, except by projection and guess. Also, the certainty of death puts an unyielding limit on all our searches for truth. Kenneson sums it up by saying that there is no such
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