The truly humble feel the ground beneath their feet every day and do not only become aware of it when held aloft or pushed down to their knees.

When you try to cool down hot emotions, what tends to happen is that you end up either repressing them or losing them altogether. Neither is desirable. Without emotion, much social interaction loses its meaning, or changes for the worse.

Trade has played a vital role in the social evolution of humankind. It allowed people to specialise, which raises both skill levels and efficiency. It brought people from different lands together, co-operating rather than competing over resources.

Love is indeed at root the product of the firings of neurons and release of hormones.

I don't believe in God because certain reasons and arguments weigh more heavily in my mind than others, not because I have willfully decided to reject my creator, as many religious people seem to think. I could no more simply decide to believe in God than I could decide to like beetroot, just like that.

The optimist underestimates how difficult it is to achieve real change, believing that anything is possible and it's possible now. Only by confronting head-on the reality that all progress is going to be obstructed by vested interests and corrupted by human venality can we create realistic programmes that actually have a chance of success.

I never thought I was cut out for a life of crime. I even felt guilty when I accidentally stole a Subbuteo catalogue, thinking it was free. But everyone has an inner rebel, and mine has finally found a natural outlet. My crime of choice is that, with a heart as cold as ice and no care for what society thinks, I steal wireless computer network time.