Dhammapada · 2.9
Appamatto pamattesu, suttesu bahujāgaro;Abalassaṃva sīghasso, hitvā yāti sumedhaso.
appamatto pamattesu, suttesu bahujagaro; abalassam-va sighasso, hitva yati sumedhaso.
Heedful among the heedless, wakeful among the sleeping — the truly wise one moves on like a swift horse leaving a weak one far behind.
— Dhammapada 2.9
Source: Pali text from the Khuddaka Nikāya of the Pali Canon (oldest extant Buddhist scripture, compiled c. 3rd century BCE). Public-domain English readings drawn from F. Max Müller's translation in Sacred Books of the East, Vol X (1881) and the Buddhist Publication Society's freely-licensed Acharya Buddharakkhita rendering.