“Each of you possesses the most powerful, dangerous and subversive trait that natural selection has ever devised. It’s a piece of neural audio technology for rewiring other people’s minds. I’m talking about your language.”

The cause is hidden. The effect is visible to all

The ultimate authority must always rest with the individual's own reason and critical analysis.

“The mind unlearns with difficulty what it has long learned.”

Dying is nothing to fear. It can be the most wonderful experience of your life.

Darkness cannot drive out darkness; only light can do that.

The decline of Rome was the natural and inevitable effect of immoderate greatness.