Advertising works. Brand names are better known if they are advertised with sexy or alluring pictures, and better-known brands sell better. Why does … - Matt Ridley

South Korea and Ghana had the same income per capita in the 1950s. One received far more aid, advice and political intervention than the other. It is now by far the poorer of the two. In general, Asian economies grew their way out of poverty in the late twentieth century, while African economies failed to be aided out of poverty. Trade, not aid, proved the best way to achieve an increase in prosperity.

The fuel on which science runs is ignorance. Science is like a hungry furnace that must be fed logs from the forests of ignorance that surround us. In the process, the clearing we call knowledge expands, but the more it expands, the longer its perimeter and the more ignorance comes into view. [...] A true scientist is bored by knowledge; it is the assault on ignorance that motivates him - the mysteries that previous discoveries have revealed. The forest is more interesting than the clearing.

In egalitarian societies, genes matter more.