YOU SAID:
cats are cats that are cats that always were cats and will always be cats
INTO JAPANESE
猫は常に猫だった猫で、常に猫になる
BACK INTO ENGLISH
Cats are always cats, they are always cats
INTO JAPANESE
猫はいつも猫、彼らはいつも猫です
BACK INTO ENGLISH
Cats are always cats, they are always cats
Well done, yes, well done!