Ashtavakra Gita
प्रवृत्तौ जायते रागो निर्वृत्तौ द्वेष एव हि। निर्द्वन्द्वो बालवद् धीमान् एवमेव व्यवस्थितः॥१६- ८॥
Habit gives rise to attachment and rejection brings aversion. So, an intelligent person should stay indifferent like a child.
english translation
pravRttau jAyate rAgo nirvRttau dveSa eva hi। nirdvandvo bAlavad dhImAn evameva vyavasthitaH॥16- 8॥
hk transliteration by Sanscript