Charles M. Schulz

To ask questions can become the laziest and wobbliest occupation of a mind, but when you must yourself answer the problem that you have posed, you will meditate your question with care and frame it with precision.

Painting and photography keep the creative channel open, and for an actor, it's to keep alive, it's to keep awake, it's to keep watching, it's to keep feeling, it's to keep enjoying, to keep that sensuality of feeling alive.

The historical novelist has to consider what has actually happened, while the SF writer is dealing in possibilities, but they are both in the business of imagining a world unlike our own and yet connected to it.