Oh, I think I've been entirely selfish with my career. I've done what I wanted to do, and not put myself out for anyone else particularly.
Satan doesn't mind you using your strengths, so long as you do it for personal benefits.
We feel most small, we feel most challenged when we're only focusing on ourselves. Because even when you fulfill yourself, meaning you get what you think you want, you still find yourself in a position where it's never enough.
Wheresoever we seek our own, there we fall from love.
… a good society ensues from the selfish pursuits of individual men.
There is a canyon of difference between doing your best to glorify God and doing whatever it takes to glorify yourself. The quest for excellence is a mark of maturity. The quest for power is childish.
Individuals motivated by self-interest, self-indulgence, and a false sense of self-sufficiency pursue selfish ambition for the purpose of self-glorification.
People go into things for the wrong reasons.
They who will live for others shall have great troubles, but they shall seem to them small. Those who will live for themselves shall have small troubles, but they shall seem to them great.