Tirukkural 486: Knwoing the Fitting Time

The self-restraint of the energetic (while waiting for a suitable opportunity), is like the drawing back of a fighting-ram in order to butt.

Image of Satguru Sivaya Subramuniyaswami
We cannot hurt another without getting hurt back in the future through some other way, generally through other people not even associated with the person we hurt.
—Gurudeva