To live is to change, and to be perfect is to have changed often.

In Britain, like most of the developed world, stem-cell research is regarded as a great opportunity. America will be left behind if it doesn't change policy.

I haven't got the slightest idea how to change people, but still I keep a long list of prospective candidates just in case I should ever figure it out.

As life runs on, the road grows strange with faces new - and near the end. The milestones into headstones change, Neath every one a friend.

One of the many things nobody ever tells you about middle age is that it's such a nice change from being young.