YOU SAID:
why should i have to try harder
INTO JAPANESE
なんでもっと頑張らなきゃいけないの
BACK INTO ENGLISH
why do i have to work harder
INTO JAPANESE
なぜ私はもっと頑張らなければならないのですか
BACK INTO ENGLISH
why do i have to work harder
That didn't even make that much sense in English.