Every wrong attempt discarded is another step forward
Interest is the invention of Satan.
There is far more opportunity than there is ability.
Just because something doesn't do what you planned it to do doesn't mean it's useless.
To Monsieur Eiffel the Engineer, the brave builder of so gigantic and original a specimen of modern Engineering from one who has the greatest respect and admiration for all Engineers including the Great Engineer the Bon Dieu.
Genius is one percent inspiration and ninety-nine percent perspiration. As a result, a genius is often a talented person who has simply done all of his homework.