I think computer viruses should count as life ... I think it says something about human nature that the only form of life we have created so far is purely destructive. We've created life in our own image.

Computer viruses are alive.

What was God doing before the divine creation? Was he preparing hell for people who asked such questions?

Time travel was once considered scientific heresy, and I used to avoid talking about it for fear of being labelled a 'crank.'

One can't predict the weather more than a few days in advance.

With genetic engineering, we will be able to increase the complexity of our DNA, and improve the human race. But it will be a slow process, because one will have to wait about 18 years to see the effect of changes to the genetic code.

So remember to look up at the stars and not down at your feet. Try to make sense of what you see and hold on to that childlike wonder about what makes the universe exist.