What many Muslims do not KNOW and do not USE.
Unfortunately, many of us Muslims do not know the powerful tools that Allah ST has gave us through the Holy Quran and Sunnah. Speaking about myself, every time I discover a tool like "asking Allah ST for forgiveness" I feel blessed but wished that I knew and used them way before.
Edited by Faddy Shaheen
(Verse 133 - 136 of Surat Al-Imran Holy Quran).