If you feel like fighting, then fight. And if you want to slap someone, slap with a smile; not with anger - that makes you weak. When you hit with a smile, you will hit with a lot of strength. That is why the prescribed approach is, 'Saama, Daana, Bheda, Danda.'
If you start off with a stick that is not right. When you become angry, you will pick up the stick first. That would reverse everything. No, Saama, Daana, Bheda, and at the very end, if a cane is appropriate for the buffalo, then one should pick up a cane - Sri Sri