I don't have to be careful, I've got a gun.

You got to be careful of the company you keep.

I've got to be careful what I say but Glenn Mulcaire was a blagger and a phone hacker.

In order to influence a child, one must be careful not to be that child's parent or grandparent.

All great sci-fi is: Be careful what you wish for.

You have to be careful to react when you start to deviate from your course.