The channels of the eight classes.

[florin]

These channels apparently open when one is involved with concepts and performs negative actions. Once opened the influence of the eight classes can be received.
But who doesn’t have concepts and how many of us can with 100% certainty say that they never performed any negative actions.
So is safe to assume that lots of humans are under the control of the eight classes. But if this is so that is quite depressing.

And since we are on the subject of channels if you ever wondered why you have hiccups is because of the trembling of the channel of yawning. Now you know.

[Tlalok]

These channels apparently open when one is involved with concepts and performs negative actions. Once opened the influence of the eight classes can be received.
But who doesn’t have concepts and how many of us can with 100% certainty say that they never performed any negative actions.
So is safe to assume that lots of humans are under the control of the eight classes. But if this is so that is quite depressing.

And since we are on the subject of channels if you ever wondered why you have hiccups is because of the trembling of the channel of yawning. Now you know.

Yeah we're in Samsara and Samsara sucks. Fortunately, we have the teachings to enable us to "easily" purify our negative actions and our channels.

[Tata1]

These channels apparently open when one is involved with concepts and performs negative actions. Once opened the influence of the eight classes can be received.
But who doesn’t have concepts and how many of us can with 100% certainty say that they never performed any negative actions.
So is safe to assume that lots of humans are under the control of the eight classes. But if this is so that is quite depressing.

And since we are on the subject of channels if you ever wondered why you have hiccups is because of the trembling of the channel of yawning. Now you know.

Well samsara is depressing wether one considers the eight classes or not

[Konchog Thogme Jampa]

These channels apparently open when one is involved with concepts and performs negative actions. Once opened the influence of the eight classes can be received.
But who doesn’t have concepts and how many of us can with 100% certainty say that they never performed any negative actions.
So is safe to assume that lots of humans are under the control of the eight classes. But if this is so that is quite depressing.

And since we are on the subject of channels if you ever wondered why you have hiccups is because of the trembling of the channel of yawning. Now you know.

Yes and they can cause serious problems whilst remaining undetected.

Chogyal Namkhai Norbu wrote something on this in relation to a certain wrathful practice which counteracts them.