Tum sukh ya dukh, Hani ya labh, vijay ya parajay kiye bina yudh karo.
Bhagwad Gita-Shlok-37 (Adhayd-2)
Esa karne par tumhe koi paap nhi lagega:
English: Fight without thinking of happiness or sadness, winning or loosing, gain or loss. Doing this you will not get any sin.