Quit thinking that you have to make the right decision; instead, make a choice and don't look back.

不要再认为你必须做出正确的决定；相反，做出决定之后不要后悔。

youdao

When you are running, look ahead, don't look back.

跑步时往前看，别后瞻。

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

As we were going out with the tag, 'Don't you look back, don't you look back, ' Bill comes up, and Hillary comes up and shakes our hands.

CNN: STORY HIGHLIGHTS

He's telling voters, whatever you do don't look back at all those promises I made.

WSJ: Punctuation Nerds Stopped

You don't have to look too far back to remember the iPhone 4 -- specifically, the iPhone 4 " antennagate" issue.

ENGADGET: Editorial: Apple apologies actually aren't that infrequent, and that's okay