“They go to church and stand there readily. But they do not make the effort to stand with their mind before God continuously and to reverently fall down before Him. Having prayed a bit, they release the reins of the control of their mind; and it soars, circling over the entire world. As a result, they are externally located in church, but by their inner state they are not there …”
(St Theophan the Recluse in ‘Thoughts for Each Day of the Year’)