The age of a child is inversely correlated with the size of the animals it prefers.

We are to put it mildly, in a mess, and there is a strong chance that we shall have exterminated ourselves by the end of the century. Our only consolation will be that as a species, we have had an exciting term of office.

Aquatic animals suffer from the disadvantage that they cannot scream when in pain, so we find it hard to gauge the degree of their agony. If fish could scream, angling purely for sport would be outlawed without delay.

The city is not a concrete jungle, it is a human zoo.

It is interesting that amongst children of preschool age, the more intelligent ones tend to sleep less than the dull ones. After the age of seven this relationship is reversed, the more intelligent schoolchildren sleeping more than the dull ones.

Artists like cats; soldiers like dogs.

No matter how old we become, we can still call them 'Holy Mother' and 'Father' and put a child-like trust in them.