Science fiction has its own history, its own legacy of what's been done, what's been superseded, what's so much part of the furniture it's practically part of the fabric now, what's become no more than a joke... and so on. It's just plain foolish, as well as comically arrogant, to ignore all this, to fail to do the most basic research.

Intellectual achievement. The exercise of skill. Human feeling.

All our lives are symbols. Everything we do is part of a pattern we have at least some say in. The strong make their own patterns and influence other people's, the weak have their courses mapped out for them. The weak and the unlucky, and the stupid.

Hersesy is denying the word of God, and the word of God is much more reliably expressed in the natural world as it’s revealed through reason and science than in what I have heard described wonderfully as “the giant book of Jewish fairy stories".

Any theory which causes solipsism to seem just as likely an explanation for the phenomena it seeks to describe ought to be held in the utmost suspicion.

It was a truism that all civilizations were basically neurotic until they made contact with everybody else and found their place within the ever-changing meta-civilisation of other beings, because, until then, during the stage when they honestly believed they might be entirely alone in existence, all solo societies were possessed of both an inflated sense of their own importance and a kind of existential terror at the sheer scale and apparent emptiness of the universe.

Experience as well as common sense indicated that the most reliable method of avoiding self-extinction was not to equip oneself with the means to accomplish it in the first place.