The Price Of Progress Is Trouble.

I Could Do Nothing Without My Problems; They Toughen My Mind. In Fact, I Tell My Assistants Not To Bring Me Their Successes For They Weaken Me, But Rather To Bring Me Their Problems, For They Strengthen Me.

You Must Take The Problem As It Is, And Let It Be What It Wants To Be.

There Has Never Been Any 30-hour Week For Men Who Had Anything To Do.

The Typical Eye Sees The Ten Per Cent Bad Of An Idea And Overlooks The Ninety Per Cent Good.

People Are Very Open-minded About New Things - As Long As They're Exactly Like The Old Ones.