“The really wonderful moments of joy in this world are not the moments of self-satisfaction, but self-forgetfulness. Standing on the edge of the Grand Canyon and contemplating your own greatness is pathological. At such moments we are made for a magnificent joy that comes from outside ourselves.”
― John Piper, Don’t Waste Your Life
When was your last moment of self-forgetfulness?
Advice I Give Myself 
Did you read that whole book of John Piper’s?
No, I haven’t, I just came across some of his quotes. Have you read it? Do you recommend it?