When the Okies left Oklahoma ...

When the Okies left Oklahoma and moved to California, they raised the average intelligence level in both states.
When the Okies left Oklahoma and moved to California, they raised the average intelligence level in both states.

Quotes from the same author

Good judgment comes from experience, and a lot of that comes from bad judgment.
If you find yourself in a hole, the first thing to do is stop digging.
Even if you're on the right track, you'll get run over if you just sit there.
You've got to go out on a limb sometimes because that's where the fruit is.
A man only learns by two things; one is reading and the other is association with smarter people.