What this power is I cannot say; all I know is that it exists and it becomes available only when a man is in that state of mind in which he knows exactly what he wants and is fully determined not to quit until he finds it.

Life is a series of experiences, each of which makes us bigger, even though it is hard to realize this. For the world was built to develop character, and we must learn that the setbacks and grief's which we endure help us in our marching onward.

The individual who is able to perceive a glimmer of possibility in a situation that seems, at first glance, full of insurmountable obstacles, is the one who is most likely to reap the greatest benefits.

There is only one valid definition of a business purpose: to create a customer.

[On the art of entrepreneurship] You're not going to get it free, and you have to take risks. I don't mean to be a daredevil, that's crazy. But you have to take risks, and in some cases you must go for broke.

The man who does not work for the love of work, but only for money, is likely to neither make money nor find much fun in life.