The lack of money is the root of all evil.  ~ Mark Twain

Money, not morality, is the principle commerce of civilized nations. ~ Thomas Jefferson

There is only one class in the community that thinks more about money than the rich, and that is the poor. The poor can think of nothing else.  ~Oscar Wilde
 
A man is usually more careful of his money than he is of his principles. ~ Ralph Waldo Emerson