Are you a thief if you never get caught stealin?

Are you an idiot if you never get called out for it?

Yes you are.

Are you a murderer if you never get caught killing?

Of course if you do something, that action is part of your activities, whether illegal or not, whether witnessed or not.

If a tree falls in the woods, does it make a sound if no one is there to hear it?

You're a thief if you steal however you're not a criminal until you get caught and convicted I met with the lawyer one time who told me that if you ever get yourself into legal problems you get the very best lawyer that you can possibly afford by any and all legal means because you're not considered a criminal until you're convicted and a lawyer a good lawyer makes all the difference between whether you're a criminal or whether you're an innocent man set free

Yes

Yes.

Whether you get caught or not, stealing does in fact make you a thief.

Yeah, a thief is someone who steals.

Even if you don't get caught, you still have to live with it.

Yes

Theft is the act that makes you a thief. So yes.

Yes.