YOU SAID:
A bird in the hand is better than ten on the roof
INTO JAPANESE
手の鳥は屋根の上にいる10匹よりもいい
BACK INTO ENGLISH
Hand birds are better than ten on the roof
INTO JAPANESE
手の鳥は屋根の上で10よりも優れています
BACK INTO ENGLISH
Hand bird is better than 10 on the roof
INTO JAPANESE
手の鳥は屋根の上で10より優れています
BACK INTO ENGLISH
Hand bird is better than 10 on the roof
That didn't even make that much sense in English.