being difficult to know —

 being difficult to know —

difficult to know —

cannot know you —

cannot know/understand —

those who do not have rationale and who have narrow minds —

getting (my) intellect destroyed —

(we are) not having any gyānam —

these men without any knowledge —

even this knowledge with which ī know —

the true knowledge that helps in realiśing that this (emperumānārs divine feet) is our destiny which gives true meaning, and thus get saved; —

knowledge (of āthmā, soul and paramāthmā, supreme being) —

thinking of protecting the worlds —

gyānam/knowledge —

wisdom —

to conceive —

to know (through self effort) —

to know —

gyāna yŏgam which is focussed on knowledge about self and god —

this true knowledge of knowing —