<b>Eight assemblies:</b> the assemblies of aristocrats, brahmins, householders, and ascetics. An assembly of the gods of the four great kings. An assembly of the gods of the thirty-three. An assembly of Māras. An assembly of divinities. <b>Eight worldly conditions:</b> gain and loss, fame and disgrace, blame and praise, pleasure and pain. <b>Eight dimensions of mastery:</b> Perceiving form internally, someone sees forms externally, limited, both pretty and ugly. Mastering them, they perceive: ‘I know and see.’ This is the first dimension of mastery. Perceiving form internally, someone sees forms externally, limitless, both pretty and ugly. Mastering them, they perceive: ‘I know and see.’ This is the second dimension of mastery. Not perceiving form internally, someone sees forms externally, limited, both pretty and ugly. Mastering them, they perceive: ‘I know and see.’ This is the third dimension of mastery. Not perceiving form internally, someone sees forms externally, limitless, both pretty and ugly. Mastering them, they perceive: ‘I know and see.’ This is the fourth dimension of mastery. Not perceiving form internally, someone sees forms externally that are blue, with blue color and blue appearance. They’re like a flax flower that’s blue, with blue color and blue appearance. Or a cloth from Varanasi that’s smoothed on both sides, blue, with blue color and blue appearance. Mastering them, they perceive: ‘I know and see.’ This is the fifth dimension of mastery.