(1) illicit connection with women, (2) indulgence in meat-eating, (3) intoxication and (4) taking pleasure in gambling. The age of Kali literally means the age of quarrel, and the abovementioned four symptoms in human society are the root causes for all kinds of quarrel.
In the rainy season, rain is predestined, and yet people take precautions to protect themselves i.e. they take an umbrella.
(SB 1.16.10 - Purport)
