Bg 6.9

suhṛn-mitrāry-udāsīna-
madhyastha-dveṣya-bandhuṣu
sādhuṣv api ca pāpeṣu
sama-buddhir viśiṣyate
Synonyms: 
su-hṛt — to well-wishers by nature; mitra — benefactors with affection; ari — enemies; udāsīna — neutrals between belligerents; madhya-stha — mediators between belligerents; dveṣya — the envious; bandhuṣu — and the relatives or well-wishers; sādhuṣu — unto the pious; api — as well as; ca — and; pāpeṣu — unto the sinners; sama-buddhiḥ — having equal intelligence; viśiṣyate — is far advanced.
Translation: 
A person is considered still further advanced when he regards honest well-wishers, affectionate benefactors, the neutral, mediators, the envious, friends and enemies, the pious and the sinners all with an equal mind.