YOU SAID:
Jack is the funniest boy in the world
INTO JAPANESE
ジャックは世界で一番おかしい
BACK INTO ENGLISH
Jack is the most funny thing in the world
INTO JAPANESE
ジャックは世界で最も面白いものです
BACK INTO ENGLISH
Jack is the most interesting thing in the world
INTO JAPANESE
ジャックは世界で最も興味深いものです
BACK INTO ENGLISH
Jack is the most interesting thing in the world
That's deep, man.