There's two possible outcomes: if the result confirms the hypothesis, then you've made a discovery. If the result is contrary to the hypothesis, then you've made a discovery.

Ignorance is never better than knowledge.

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge.

The fundamental point in fabricating a chain reacting machine is of course to see to it that each fission produces a certain number of neutrons and some of these neutrons will again produce fission.

You frighten a lot of scientists. If they say that climate is not changing, they lose their research grants. And some people cannot afford that; they become silent, or a few of us speak up, because we think that it's for the honesty of science, that we have to do it.

Cricket is not rocket science. Bowlers often get wickets through perseverance, accuracy and being patient rather than trying to blast opposition teams out.

On climate change, the science is clearer about what you need to do to get a real impact than... on counterterrorism.

In this time of budget cuts, we cannot forget that basic science is a building block for scientific innovation and economic growth in the information age.