It is a cursed evil to any man to become as absorbed in any subject as I am in mine

The world does not pay men for that which they 'know'. It pays them for what they do, or induce others to do.

I am easily satisfied with the very best.

Obstacles are those frightful things you see when you take your eyes off your goals.

'To Start Press Any Key'. Where's the ANY key?

Well done is better than well said.

If everyone is moving forward together, then success takes care of itself.

The day science begins to study non-physical phenomena, it will make more progress in one decade than in all the previous centuries of its existence.

Talent is cheaper than table salt. What separates the talented individual from the successful one is a lot of hard work.

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

Don't ever promise more than you can deliver, but always deliver more than you promise.

For a man to conquer himself is the first and noblest of all victories.

Don't mistake activity with achievement.

True progress quietly and persistently moves along without notice.

Change yourself and your work will seem different.

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

Many people would no more think of entering journalism than the sewage business - which at least does us all some good.

Success means we go to sleep at night knowing that our talents and ablities were used in a way that served others.

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

If you treat people right they will treat you right - ninety percent of the time.

You gain strength, courage and confidence by every experience in which you really stop to look fear in the face.... You must do the thing you think you cannot do.