Without work, all life goes rotten, but when work is soulless, life stifles and dies.

Without a sense of urgency, desire loses its value.

Take time to deliberate, but when the time for action comes, stop thinking and go in.

The greatest leader is not necessarily the one who does the greatest things. He is the one that gets the people to do the greatest things.

The successful leader must be willing to assume responsibility for the mistakes and the shortcomings of his followers.

He who thinks little errs much

Just because something doesn't do what you planned it to do doesn't mean it's useless.

Please all, and you will please none.

If I have ever made any valuable discoveries, it has been due more to patient attention, than to any other talent.

Action is the foundational key to all success.

Thinking is the hardest work there is, which is probably the reason so few engage in it.

Discipline is the bridge between goals and accomplishment.

You don't have to be great to start, but you have to start to be great

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

The secret of success is constancy to purpose.

Change yourself and your work will seem different.

I've always found the second book in a series is the hardest to write.

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

I hope that I may always desire more than I can accomplish.

Don't spend time beating on a wall, hoping to transform it into a door.

I'm not the smartest fellow in the world, but I can sure pick smart colleagues.