Go zebras! Bevtvany grkg erzbirq nf vg unf freirq vgf checbfr.
Wait, what are they about then?
They are about actual anticipation only insofar as possible future discoveries of materials from the past are concerned. Otherwise, they're about making coherent sense of what has been found so far.
Go zebras! Bevtvany grkg erzbirq nf vg unf freirq vgf checbfr.