成功は目標を設定してそれに向かって頑張ることだって言われてるよね

Meaning: they say success is all about setting goals and working hard for them

成功: success, succeed, successful, successfully, hit, achievement, accomplishment
は: a, the, is, am, are, will
目標: goal, target, objective, aim, mark, objectives
を: o, the, to, wo
設定: set, setting, settings, configuration, creation, establishment, setup
し: and, shi, four, death
て: the, it, have
それ: it, that, there
に: in, to, on, at, into, upon
向かう: head, toward, face, to face
て: the, it, have
頑張る: try, try hard, insist, persist
こと: that, thing, about, fact, matter
だ: is, be, are, am, it is, seems
って: is, said, what, told, called, and so on
言う: say, tell, speak, mention, express, state, remark
れる: be, be made
てる: you, i'm, doing, to do
よ: the, yo, ll
ね: ne, right, isn't it, don't you think, huh, aren't you