Where does a thought come from?

Its a fair question to ask isn't it. We go about our everyday lives, thinking and hoping that we have a reasonable amount of control over what we are doing, but in my experience there seems to be sufficient proof that when I am in my head, control is something that can be quite a battle.

The mind is influenced so quickly by external suggestion and circumstance. I mean, right now, don't think about a blue ball.

What are you thinking about?

Positive or negative, it doesn't matter. External influence will, and does, impact the mind, far more that most of us are aware.

You may be able to remember a time when you were going about doing what you were doing, and there was some incredibly annoying sound going...