YOU SAID:

Never say you can't do it always say you can

INTO JAPANESE

できないと言ってはいけないいつもできると言って

BACK INTO ENGLISH

Don't say you can't say you can always say

INTO JAPANESE

あなたがいつも言うことができると言うことができないと言わないでください

BACK INTO ENGLISH

Don't say you can't say you can always say