Arthashastra
"सातत्येन हि निशि प्रदीपे मातरि च मृतायां दीव्यत्य् एव कितवः ॥
for gamblers always play, even at night by lamp light, and even when the mother (of one of the players) is dead.
english translation
"sAtatyena hi nizi pradIpe mAtari ca mRtAyAM dIvyaty eva kitavaH ॥
hk transliteration by Sanscript