If you always do what you've always done, you'll always get what you've always got.
Henry Ford
If you're doing something the same way you have been doing it for ten years, the chances are you are doing it wrong.
Charles Kettering
The errors which arise from the absence of facts are far more numerous and more durable than those which result from unsound reasoning respecting true data.
Charles Babbage
I don’t sell future for instant success.
Werner von Siemens
Success consists of going from failure to failure without loss of enthusiasm.
Winston Churchill
If one does not fail at times, then one has not challenged himself.
Ferdinand Porsche
Simplicity is the ultimate sophistication.
Leonardo da Vinci
Whether you think you can, or you think you can’t–you’re right.
Henry Ford
A business that makes nothing but money is a poor business.
Henry Ford
Rather decide almost right than exactly wrong.
Johann Wolfgang von Goethe