Planning without execution is mostly useless - execution without planning is mostly fatal.
Willy Meurer
No plan survives contact with reality. (Inspired by “No plan survives the first enemy contact”)
Helmuth von Moltke
If one does not fail at times, then one has not challenged himself.
Ferdinand Porsche
The genius of a construction lies in its simplicity. Everyone can build complex.
Sergei P. Koroljow
The best executive is the one who has sense enough to pick good men to do what he wants done, and self-restraint to keep from meddling with them while they do it.
Theodore Roosevelt
Whenever God wants to give us a gift, he wraps it up in a problem.
Norman Vincent Peal
If I had asked people what they wanted, they would have said faster horses.
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
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
When everything seems to be going against you, remember that the airplane takes off against the wind, not with it.
Henry Ford