logistical logistics :confused:

[Tomas Rueda]

For my English class (AP) we've had the first week of school not english but "Philosophy 101" Basically he would lecture us and talk about philosophies and other such good stuff.

but tell me? what does the following mean?
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All sentences below this sentence are true.
The sentence above is false.
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He said also that basically there is no common truth? what might be yes to one could be no to the other.