Some people pursued worship and ignored knowledge, then they engaged in an armed rebellion against the ummah of Muhammad (peace and blessings of Allaah be upon him). If they had sought knowledge, it would have prevented them from doing that.
When the manners of the Salaf were mentioned to ‘Abdullaah ibn al-Mubarak, he would say the following lines of poetry,
“Do not compare us to them,
For the healthy person, who walks, is not the same as the crippled one.”
Prophet Jesus (peace be upon him) saw worldly life in the form of a toothless old woman adorned with all kinds of adornments, who married uncountable men and killed all of them.
So do not feel satisfied with actions so long as you are lacking in knowledge, nor feel satisfied with knowledge so long as you fall short in producing actions. Rather, combine between them both, even if your share two is small.
I have not looked with my eyes, nor pronounced with my tongue, nor beaten with my hand, nor risen to my feet until I see whether it is for obedience or disobedience. If it is out of obedience, then I proceed, and if for disobedience, I hold back.