When I was first diagnosed with ALS, I was given two years to live. Now 45 years later, I am doing pretty well.

We don't let animals suffer, so why humans?

We have made remarkable progress in the last hundred years, but if we want to continue, our future is in space.

I have noticed even people who claim everything is predestined, and that we can do nothing to change it, look before they cross the road.

When I hear of Schrödinger's cat, I reach for my pistol.

One is always a long way from solving a problem until one actually has the answer.

There should be a better way to start a day than waking up every morning.