[clavalle]

I think it is more important to use the consciously rational mind to filter the water before it fills the vessel. That way you know what you will be getting when you drink from it later.

[Eye_of_Mordor]

Perhaps you don't need to be doing that if your subconcious mind is capable of doing the same?

Is your concious 'rational' mind at war with your 'irrational' subconcious - each reaching a different conclusion to the other? Or do they agree?