All our knowledge has its origins in our perceptions.
Leonardo da Vinci
Whether you think you can, or you think you can’t–you’re right.
Henry Ford
If it weren't for the last minute nothing would get done.
Mark Twain
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
The genius of a construction lies in its simplicity. Everyone can build complex.
Sergei P. Koroljow
If there is any one secret of success, it lies in the ability to get the other person's point of view and see things from that person's angle as well as from your own.
Henry Ford
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
Planning without execution is mostly useless - execution without planning is mostly fatal.
Willy Meurer
The art of making plans consists of pre-empting the difficulties of its completion.
Luc de Clapiers, Marqius des Vauvenargues
The secret to success is constancy of purpose.
Benjamin Disraeli