I don't do quagmires.
Donald Rumsfeld

The way to do well is to do well.
Donald Rumsfeld

If you develop rules, never have more than ten.
Donald Rumsfeld

There are known knowns. These are things we know that we know. There are known unknowns. That is to say, there are things that we know we don't know. But there are also unknown unknowns. There are things we don't know we don't know.
Donald Rumsfeld

Remember where you came from.
Donald Rumsfeld

Learn to say "I don't know." If used when appropriate, it will be often.
Donald Rumsfeld

It is easier to get into something than to get out of it.
Donald Rumsfeld

If in doubt, don't. If still in doubt, do what's right.
Donald Rumsfeld