If two people agree, one of them is unnecessary.
Bankers play far too great a part in the conduct of industry.
Profit is a by-product of work; happiness is its chief product.
If you need a machine and don't buy it, then you will ultimately find that you have paid for it and don't have it.
I invented nothing new, I simply assembled the discoveries of other men behind whom there was centuries of work.
History is more or less bunk.