The biggest enemy of quality is the hurry.

Henry Ford

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

Henry Ford

The framing of a problem is often far more essential than its solution, because the exact framing of the problem leads to its solution.

Albert Einstein

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

Many people are persistent in relation of the path they have taken, only few in concern of their goal.

Friedrich Nietzsche

By failing to prepare, you are preparing to fail.

Benjamin Franklin

You can’t build up a reputation on what you are going to do.

Henry Ford

Can one think that because we are engineers, beauty does not preoccupy us or that we do not try to build beautiful, as well as solid and long lasting structures?

Gustave Alexandre Eiffel