I strongly hold that, if an idea fits with common sense, then scientifically it is almost certain to be false.

When it was suggested to Pasteur that many of his great achievements depended on luck, he replied - I'm sure with more than a little irritation - 'In the field of observation in science, fortune only favours the prepared mind.' It is not by chance that it is always the great scientists who have the luck.

The physics of motion provides one of the clearest examples of the counter-intuitive and unexpected nature of science.

There is zero evidence for god.

I strongly hold that, if an idea fits with common sense, then scientifically it is almost certain to be false.

Reliable scientific knowledge is value free and has no moral or ethical value. Science tells us how the world is. ... Dangers and ethical issue arise only when science is applied as technology.

It is not birth, marriage, or death, but gastrulation which is truly the most important time in your life.