"Listen to the word, understand knowledge, love life, and none will persecute you, nor any oppress you, other than yourselves". - Lots of people have said this.

Experience is a hard teacher because she gives the test first, the lesson afterward. And in the end, it's not the years in your life that count. It's the life in your years.

Things turn out best for the people who make the best of the way things turn out.

Nothing is more difficult than to introduce a new order. Because the innovator has for enemies all those who have done well under the old conditions and lukewarm defenders in those who may do well under the new.