Satyam Vada, Dharmam Chara

सत्यं वद। धर्मं चर।

satyaṁ vada; dharmaṁ cara

Speak the truth. Walk the path of righteousness.

“Two simple vows that steady a whole life.”

Source: Taittiriya Upanishad (Shiksha Valli) 1.11.1