Defence: Active or Passive?

When is it right to defend passively, to give away as few tricks as possible, or when should be defend more actively - to try to grab your tricks before they disappear?

[@SusanBurke-tw2wm]

I found this very informative and learned a lot from it. Thanks

[@deepakmalhotra9929]

Extremely good lesson . Thank you

[@TonyStawBridgeClass]

Thanks!