Belief He can who thinks he can, and he can’t who thinks he can’t. This is an inexorable, indisputable law. He can who thinks he can, and he can’t who thinks he can’t. This is an inexorable, indisputable law.YOU MAY ALSO LIKE »Speculation is only a word covering the making of money out of the manipulation of prices, instead of supplying goods and services.Thinking is the hardest work there is, which is the probable reason so few engage in it.You will find men who want to be carried on the shoulders of others, who think that the world owes them a living. They don’t seem to see that we must all lift together and pull together.It has been my observation that most people get ahead during the time that others waste.Competition is the keen cutting edge of business, always shaving away at costs.You can’t build a reputation on what you are going to do.