Two out of three people found Microsoft's solution for altering one's viewpoints to be helpful. That third person must have had a bad experience with mind-altering drugs/T-SQL.
And a Biblical marketing slogan for diagnostic scripts and software for DBAs, like Brent Ozar Unlimited's sp_Blitz and Idera SQL Doctor:
Psalm 19:12 - Who can understand his errors? Cleanse thou me from secret faults.
Lord knows my servers have a few!