Very much indeed of what we call moral education is such an artificial modification and perversion of instinct; pugnacity is trained into courageous self-sacrifice, and suppressed sexuality into religious emotion.

If your life doesn't end in failure, you haven't reached high enough. So it was failure I had to achieve.

Civilization is in a race between education and catastrophe. Let us learn the truth and spread it as far and wide as our circumstances allow. For the truth is the greatest weapon we have.

Every time Europe looks across the Atlantic to see the American Eagle, it observes only the rear end of an ostrich.

It is only now and then, in a jungle, or amidst the towering white menace of a burnt or burning Australian forest, that Nature strips the moral veils from vegetation and we apprehend its stark ferocity.

Nothing remains interesting where anything may happen.

We will peck them to death to-morrow, my dear.