How to pronounce “compass needle” in English

Go for it with everything, because it's the most rewarding thing you could ever do.But all of that has come from pursuing this compass needle of just trying to be good at what we do

So you have to have both positive and negative.I mean, imagine a compass needle that's only stuck in one place or a maps application on your phone that just told you to turn rightat every intersection. It wouldn't work, obviously.

If we slowly turn up the field strength, you'll see that the +1 and -1 levels are starting to shift.To understand why, we can use a compass needle as an analogy.Naturally, a compass needle will align itself with the magnetic field of the Earth.

But if ms = 1, the system flips.This would be like taking an external magnet and applying it to this compass needle, flipping it 180 degrees.And then if I'm careful in retracting this magnet, I can actually get the needle to stay in this place.