Do Good to Others – The Bhagavad Gita Chapter 3 Verse8

नियतं कुरु कर्म त्वं कर्म ज्यायो ह्यकर्मण: |
शरीरयात्रापि च ते न प्रसिद्ध्येदकर्मण: || 8||

niyatam kuru karma tvam karma jyayo hyakarmanah
sharira-yatrapi cha te na prasiddhyed akarmanah

Do good to others and be positive day and night. Perform all activities as service to the Supreme (God).