Personally, (sentence).

This is a way to share your opinion. You start with "Personally..." to show that you're not telling the listener what to do, but simply sharing your own experiences or ideas:

Personally, I think it's a bad idea.

Personally, I try not to get involved in other people's arguments.

But watch out: even if you add "Personally..." to communicate that you're only sharing your personal opinion, people might still get annoyed that you're telling them what to do.

This phrase appears in these lessons: