All you have to do is buy cheap and sell dear, act with thrift and shrewdness, and be persistent.
I advise women to invest in real estate. It is the collateral to be preferred above all others, and the safest means of investing money.
... thething I am proudest of in my whole business life is that I do not take, that I never took in all my life, and never, never! will take, one single penny more than 6% on any loan or any contract.