1. What you do have is twice as valuable as what you don't have.
2. Dealing with a small problem early will prevent a large problem in the future.
3. Keep your resources in several places; so if you suffer a misfortune, you don't lose everything.
4. It's only when we need a solution that we become truly creative.
5. The original quote is more like "The love of money is the root of all evil": when people act on their material desires ahead of everything else, that's when problems begin.
6. Perform a brave, decisive and risky action. Bull-wrestling, anyone?
7. Great things and big ideas take time to develop.
8. Everyone can make a mistake, but being able to forgive mistakes is a virtue.
9. Yes, as Avi says, it refers to children naturally becoming like their parents. A convoluted version is: "He is his father's son"
10. We tend to think that whatever we don't have is better. Remember the bird in your hand! ;)