Canonical Reference: Dhp 80 Verified Source

“Irrigators channel water; fletchers shape the arrow; carpenters fashion wood; the wise discipline and master themselves.”

Canonical Pali Original: Udakañhi nayanti nettikā, usukārā namayanti tejanaṃ; Dāruṃ namayanti tacchakā, attānaṃ damayanti paṇḍitā.

— Gautam Buddha
The Awakened One, Founder of Dhamma
Historical Setting & Context:

Pali Canon: Dhammapada 6.80 highlighting self-cultivation as the highest craft.