内心足够强大英文

Don't cry for its end, smile for its beginning.

内心强大Inner powerful宠辱不惊，云淡风轻，心境平和，与行云流水的职业技巧相配合，令你的内心更加强大。 It will make you stronger to combine the ability of keeping mind still with the vocational skills.

Is your heart strong enough?

Your innermost feelings are formidable enough?

强大的内心the strong inner self ;the strong-willed mind

翻译如下：内心强大不可乱翻译！地道的翻译是have no feelings或者简洁的strong即可。例句：但我也因此而感觉内心更加强大But, I've also never felt stronger