The entire religion revolves around…

Ibn Taymiyyah said:

…”This whole religion revolves around knowing the truth and acting by it, and action must be accompanied by patience.”

I constantly renew my Islam

Ibn Taymiyyah says “Verily, I constantly renew my Islam until this very day, as up to now, I do not consider myself to have ever been a good Muslim.”
[Narrated by Ibn al-Qayyim in 'Madarij as-Salikin'; 1/218]