You never look back.

不要往回看。

youdao

After apologizing, he urges professionals, "Face forward and never look back — and never let anyone else drag you backwards, either!"

他建议道歉后，你应该专业的去解决这个问题。勇敢的面对，不要停止不前，并且不要让别人拖了你后腿。

youdao

You also need to look back, not just at the people who are running behind you but especially at those who don't run and never will...

你还是需要回头看，不仅仅是那些跑在你后面的人，而特别是那些不跑步并且从来也不想跑步的人。。。

youdao

"As an athlete,you never really look at least I don't I don't look back at the past medals that I've won.

VOA: standard.2010.02.23

In all investments the sin of commission, buying late and selling too early is easier to live with but you must never look back.

FORBES: Is Art Gold Or Vice Versa?

Once you descend back to the surface of the city, you will never look at it quite the same again.

BBC: At 80, the Empire State Building strikes back