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Biology is a much harder subject than astronomy and we don't know how life began on earth.
But of course as to whether there is life out there, biology is a harder subject than astronomy, because it deals with more complex things and we don't understand how life began on Earth.
He said the reason he thinks his mind has remained so active at nearly 70 years of age is that after blazing a trail in the early stage of his career he then chose to tackle an even harder subject of genetics in his middle years, culminating with his book Genes in Conflict.
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In this portrait, the "prose sizzles -- hard, tough writing suited to a hard, tough subject," Vincent Patrick said here in 2000.
No wonder so many students are taking A-levels in the "harder" subjects such as maths and science.
"I guess we tried to stay away from some of the harder subjects or the more politically controversial subjects," he said.
Other "harder" subjects – business, accountancy, law – do not show that collapse in numbers, though across the board the figures are down something like 8% year on year.
"The government's league tables encourage schools to push pupils away from harder subjects, even if they are of more long-term value".
The assumption that children in wealthy areas are all super-brains, and the fact they're offered only "harder" subjects, is likely to lead to them getting lower grades.
Asimov's psychohistory evidently integrates economics with political science and sociology, which are much harder subjects than economics – economics is, after all, largely about greed, while other social sciences have to deal with more complex emotions.
"But when we visited, we found out that in the final year children spend most of their time on test-drill .Meanwhile secondary schools switest-drill .Meanwhileder secondaryto easchoolseswitched chase for good exam results.
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Justyna Jupowicz-Kozak
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