As gold purified in a furnace loses its impurities and achieves its own true nature, the mind gets rid of the impurities of the attributes of delusion, attachment and purity through meditation and attains Reality.
Adi ShankaraBut the jiva [living being] is endowed with ego and his knowledge is limited, whereas Ishwar is without ego and is omniscient.
Adi ShankaraThus one should know oneself to be of the nature of Existence-Consciousness-Bliss[Sat-Chit-Ananda].
Adi ShankaraSpace seems broken and diverse because of the many forms in it. Remove the forms and pure space remains. So, too with the Omnipresent Self.
Adi Shankara