Both doesn't matter !

It doesn't matter how slowly you go, as long as you don't stop.
——步伐多慢无关紧要，只要你坚持不懈。 @触动心灵的英文短句

It doesn't matter how fast you go, as long as you are facing the right direction.
——步伐多快不是問題，只要你方向正確。  @ 姚謙123