Tirukkural-On Virtue-Avoiding Covetousness-Kural 178

The best way to keep your own wealth intact,
Is to refrain from coveting other"s property.

If you covet other people"s goods, what is there to prevent others from coveting yours? Besides, even the very idea of covetousness has the innate potential for corroding your own wealth, through want of attention, through unproductive spending, and most of all through poverty of the mind.