No matter how bad any situation, cynicism has no positive impact. Watching the news, you might notice that cynicism and victimhood often seem to go hand-in-hand, but not for veterans.

You are part of the world's most feared and trusted force. Engage your brain before you engage your weapon.

Find the enemy that wants to end this experiment (in American democracy) and kill every one of them until they're so sick of the killing that they leave us and our freedoms intact.

PowerPoint makes us stupid.

I don't lose any sleep at night over the potential for failure. I cannot even spell the word.

Demonstrate to the world there is "No Better Friend, No Worse Enemy" than a U.S. Marine.

The most important six inches on the battlefield is between your ears.

If in order to kill the enemy you have to kill an innocent, don't take the shot. Don't create more enemies than you take out by some immoral act.

No war is over until the enemy says it's over. We may think it over, we may declare it over, but in fact, the enemy gets a vote.

There are hunters and there are victims. By your discipline...you will decide if you are a hunter or a victim.

You've been told that you're broken. That you're damaged goods ... there is also Post-Traumatic Growth. You come back from war stronger and more sure of who you are.

One of the disadvantages of wine is that it makes a man mistake words for thoughts.

If in your lifetime you watch a species go extinct, or plummet almost to the point of extinction, that is a sign that something really serious is going on.

A woman scoffs at evidence. Show her the sun, tell her it is daylight, at once she will close her eyes and say to you, "No, it is night.

Many intelligent people, when about to write . . . , force on their minds a certain notion about style, just as they screw up their faces when they sit for their portraits.

What good is any feeling we may have about ourselves, if it only lasts as long as others agree to it?

Mystery is more important than knowledge.

I'm perpetually lonely.

You can't talk about attacking or assassinating the President of the United States and you shouldn't be able to.

We never fail when we try to do our duty, we always fail when we neglect to do it.

If you're sincere, praise is effective. If you're insincere, it's manipulative.