आचार्यो ब्रह्मणो मूर्तिः पिता मूर्तिः प्रजापतेः । माता पृथिव्या मूर्तिस्तु भ्राता स्वो मूर्तिरात्मनः ॥ २२६ ॥
The teacher is the image of Brahman, the father the image of Pragipati (the lord of created beings), the mother the image of the earth, and an (elder) full brother the image of oneself.