All our knowledge has its origins in our perceptions.
Leonardo da Vinci
A wise man doesn’t make all mistakes himself. He gives others a chance too.
Winston Churchhill
Obstacles are those frightful things you see when you take your eyes off your goal.
Henry Ford
Success consists of going from failure to failure without loss of enthusiasm.
Winston Churchill
Many people are persistent in relation of the path they have taken, only few in concern of their goal.
Friedrich Nietzsche
A good plan, violently executed now, is better than a perfect plan next week.
George Smith Patton
By failing to prepare, you are preparing to fail.
Benjamin Franklin
One should never be so busy as to have no time left for contemplation.
Georg Christoph Lichtenberg
When everything seems to be going against you, remember that the airplane takes off against the wind, not with it.
Henry Ford
Aren’t the genuine functions of strength always in keeping with unwritten conditions of harmony?
Gustave Alexandre Eiffel