“Lesson #7: Belief and seeing are both often wrong.
Lesson #8: Be prepared to reexamine your reasoning.
Lesson #9: In order to do good, you may have to engage in evil.
Lesson #10: Never say never.
Lesson #11: You can't change human nature…”

“…the profoundest lessons are not the lessons of reason; they are sudden strains that permanentlywarp the mind.”

“The first lesson of economics is scarcity: there is never enough of anything to fully satisfy all those who want it. The first lesson of politics is to disregard the first lesson of economics.”

“Never a failure always a lesson.”

“You tried your best and you failed miserably. The lesson is 'never try.'

Homer Simpson”

“You know the greatest lesson of history? It's that history is whatever the victors say it is. That's the lesson. Whoever wins, that's who decides the history.”

“Every book teaches a lesson, even if the lesson is only that one has chosen the wrong book.”

“The only moral lesson which is suited for a child--the most important lesson for every time of life--is this: 'Never hurt anybody.”

“Never be a Prisoner of your Past.

It was just a Lesson…

Not a Life Sentence.”

“You can never teach them, except by the slow lesson of habit.”