And in spite of all the mastery we've attained, we don't have enough mastery to stop devastating the world, or to repair the devastation we've already wrought.

....he began to speak to me, not in the jocular way of visitors to the menagerie but rather as one speaks to the wind or to the waves crashing on a beach, uttering that which must be said but which must not be heard by anyone.

We've poured our poisons into the world as though it were a bottomless pit.. and we go on gobbling them up. It's hard to imagine how the world could survive another century of this abuse, but nobody's really doing anything about it. It's a problem our children will have to solve, or their children.

This law … defines the limits of competition in the community of life. You may compete to the full extent of your capabilities, but you may not hunt down your competitors or destroy their food or deny them access to food. In other words, you may compete but you may not wage war.

You never actually know how you're going to handle a problem until you actually have it.

There are times when having too much to say can be as dumbfounding as having too little.

Most beginning writers - and I was the same - are like chefs trying to cook great dishes that they've never tasted themselves. How can you make a great - or even an adequate - bouillabaisse if you've never had any? If you don't really understand why people read mysteries - or romances or literary novels or thrillers or whatever - then there's no way in the world you're going to write one that anyone wants to publish. This is the meaning of the well-known expression "Write what you know."