Management, business, leadership and investing quotes and many other famous quotes

Since all models are wrong the scientist must be alert to what is importantly wrong. It is inappropriate to be concerned about mice when there are tigers abroad.
A tightrope over a chasm is fine for a trained acrobat with a balancing pole. It is foolish for someone without the right training or tools. They would be better served with something else - a rope bridge with railings.
Leaders don't create followers, they create more leaders.