To play billiards well was a sign of an ill-spent youth

Divine right of kings means the divine right of anyone who can get uppermost.

Progress is not an accident, not a thing within human control, but a beneficent necessity ... due to the working of a universal law. So surely must the things we call evil and immorality disappear; so surely must man become perfect.

Education has for its object to develop the child into a man of well proportioned and harmonious nature-this is alike the aim of parent and teacher.

Life is the continuous adjustment of internal relations to external relations.

The law is the survival of the fittest.... The law is not the survival of the 'better' or the 'stronger,' if we give to those words any thing like their ordinary meanings. It is the survival of those which are constitutionally fittest to thrive under the conditions in which they are placed; and very often that which, humanly speaking, is inferiority, causes the survival.

There is a story of some mountains of salt in Cumana, which never diminished, though carried away in much abundance by merchants; but when once they were monopolized to the benefit of a private purse, then the salt decreased; till afterward all were allowed to take of it, when it had a new access and increase. The truth of this story may be uncertain, but the application is true; he that envies others the use of his gifts decays then, but he thrives most that is most diffusive.