Nothing more than education advances the prosperity, the power, and the happiness of a nation.
Friendship make prosperity more shining and lessens adversity by dividing and sharing it.
Remember that there is nothing stable in human affairs; therefore avoid undue elation in prosperity, or undue depression in adversity.
If you pick up a starving dog and make him prosperous, he will not bite you. This is the principal difference between a dog and a man.