Patanjali in his Yoga Sutras/I.43/ [B]clearly states the we need to go beyond thoughts.[/B] Why this is needed.
In our body we have 3 main nadis Ida, Pingala and Sushumna. See more detailed info HERE.
Ida and Pingala are dead ends finishing with our SuperEgo and Ego. SuperEgo is connected with our Past and Ego with Future. [B]Our thoughts are coming from Past or Future. There is no thoughts in the Present.[/B]
[B]In order to stay only in Sushumna nadi/ channel of our Evolution/ we need to go beyond thoughts.[/B]