Assertion: time travel | /r/HasProperty | impossible
Facets:
value: forever
type: TEMPORAL
value: flatly
type: DEGREE
value: logically
type: DEGREE
Source sentences:
text: The objection is that these are straightforward contradictions: the basic description of what time travel involves is inconsistent; therefore time travel is logically impossible.
text: This paradox has actually convinced many people that backwards time travel is impossible:
text: The dead giveaway that true time-travel is flatly impossible arises from the well-known “paradoxes” it entails.
text: So complex and hopeless are the paradoxes…that the easiest way out of the irrational chaos that results is to suppose that true time-travel is, and forever will be, impossible.
text: So complex and hopeless are the paradoxes…that the easiest way out of the irrational chaos that results is to suppose that true time-travel is, and forever will be, impossible.
text: The idea is that backwards time travel is impossible because if it occurred, time travellers would attempt to do things such as kill their younger selves (or their grandfathers etc.).
text: So we must draw the line earlier: it must be impossible for someone to get into this situation at all; that is, backwards time travel must be impossible.
text: The conclusion is not that time travel is impossible, but that we should treat it the way we treat the possibility of, say, tossing a fair coin and getting heads one thousand times in a row.
text: We have seen arguments to the conclusions that time travel is impossible, improbable and inexplicable.