ことなく

You don't need to be so embarrassed. / There's no need to be so shy.

without ever knowing feelings like mine

I don't think that's the case, though.

We were staring at that landscape without saying a single word.

Things weren’t like that up until last year.

But I will just keep charging ahead without letting the momentum of my jump fade.

Gazing at the horizon without thinking about anything isn’t so bad either.

Thanks to that, I was able to lurk in the forest without being noticed.