Ramayana
सर्वे ऽपि जन्तवो ऽन्योन्यं भेतव्ये सति बिभ्यति । अतो ऽत्र लोके सर्वेषां सर्वस्माच्च भवेद्भयम् ॥ 7-30-10 ॥
"All creatures fear one another when there is cause for fear; therefore here in this world there would be fear for all from everything."
english translation