Writing for children is an art in itself, and a most interesting one.

The best way to treat obstacles is to use them as stepping-stones. Laugh at them, tread on them, and let them lead you to something better.

Leave something for someone but dont leave someone for something.

You're trying to escape from your difficulties, and there never is any escape from difficulties, never. They have to be faced and fought.

Hatred is so much easier to win than love - and so much harder to get rid of.

If you can't look after something in your care, you have no right to keep it.

I think people make their own faces, as they grow.

It wasn't a bit of good fighting grown-ups. They could do exactly as they liked.

I'm good at exploring roofs. You never know when that kind of thing comes in useful.

Here Mr Potts come here you little idiot!

We must have Christian ethics for our children, good and strong, but we must make them attractive, too, and it can be done.

Without a sense of humor, you don't have much sense at all.

We make a lot of detours, but we're always heading for the same destination

The silence sat down with them like an invisible creature with its finger to its lips.

Mathematics education is much more complicated than you expected, even though you expected it to be more complicated than you expected.

I know being with me is not easy. But I want you to understand no one has me, or has ever had me, except you.

There's always way less improv than people think. The truth is something like 15 percent.

If you don't have imagination, you stop being human; animals don't have imagination; Alzheimer's is the death of imagination.

I have two extraordinary daughters, who, I can say proudly, are doing very well in school and in piano. Daughters are a father's joy.

Every area of trouble gives out a ray of hope; and the one unchangeable certainty is that nothing is certain or unchangeable.

Inspiration always arrives unannounced.