Kali and TripuraSundari

[devotee123]

Learned Sadhaks

Is there any compulsory reason for one to worship Kali or Tripurasundari or any mahavidya for attaining self-realization?

Why cant we worship Siva directly?There are lot of saiva vidyas which gives way to reach self-realization

http://www.hindupedia.com/en/Saiva_Vidyas