But their truth could also be known directly, and by a single empirical perception, if we could pass freely through space and had telescopic eyes.
Baina hori bitartegabeki, begiespen enpiriko bakar baten bitartez ere oinarri zitekeen, baldin eta unibertsoan zehar askatasunez ibiltzerik izango bagenu eta begi teleskopikoak izango bagenitu.