It's not that I'm so smart.
The thinking it took to get us into this mess is not the same thinking that is going to get us out of it.
God is a scientist, not a magician.
It is best, it seems to me, to separate one's inner striving from one's trade as far as possible. It is not good when one's daily break is tied to God's special blessing.
Failure is success in progress
Only the one who does not question is safe from making a mistake.