Personally, I enjoy working about 18 hours a day. Besides the short catnaps I take each day, I average about four to five hours of sleep per night.

There is little success where there is little laughter.

The superior man understands what is right; the inferior man understands what will sell.

Earning happiness means doing good and working, not speculating and being lazy. Laziness may look inviting, but only work gives you true satisfaction.

If it's me against 48, I feel sorry for the 48.

Leadership and learning are indispensable to each other.

A great secret of success is to go through life as a man who never gets used up.

Genius is eternal patience.

Success is never final. Failure is never fatal. It s courage that counts.

Of all the things I've done, the most vital is coordinating those who work with me and aiming their efforts at a certain goal

Work does not kill a man, it is worry, irregularity and uncertainty that kill.

When asked, 'How do you write?' I invariably answer, 'one word at a time.'

The majority of people who fail to accumulate money sufficient for their needs are, generally, easily influenced by the opinion of others.

As you start to walk out on the way, the way appears.

Choose a job you love and you will never have to work a day of your life.

Do one thing at a time, and while doing it put your whole soul into it to the exclusion of all else.

The whole secret of a successful life is to find out what is one's destiny to do, and then do it.

If you are five minutes early, you are already ten minutes late.

When things go wrong don't go with them

It’s not about what it is, it’s about what it can become.

If you are the master be sometimes blind, if you are the servant be sometimes deaf.