Ingenious people start great works, diligent people finish them.
Leonardo da Vinci
By failing to prepare, you are preparing to fail.
Benjamin Franklin
If an engineer has not had some failures, it is merely evidence that his practice has not been sufficiently extensive.
Benjamin Baker
A business that makes nothing but money is a poor business.
Henry Ford
You can’t build up a reputation on what you are going to do.
Henry Ford
Many people are persistent in relation of the path they have taken, only few in concern of their goal.
Friedrich Nietzsche
If one does not fail at times, then one has not challenged himself.
Ferdinand Porsche
One should never be so busy as to have no time left for contemplation.
Georg Christoph Lichtenberg
Success is a law of the series, and failures are in between results. Who continues can not avoid to be successful one day.
Thomas Alva Edison
No plan survives contact with reality. (Inspired by “No plan survives the first enemy contact”)
Helmuth von Moltke