When we have read a book or poem so often that we can no longer find any amusement in reading it by ourselves, we can still take pleasure in reading it to a companion. To him it has all the graces of novelty.

Have lots of experiments, but make sure they're strategically focused.

The annual produce of the land and labour of any nation can be increased in its value by no other means, but by increasing either the number of its productive labourers, or the productive powers of those labourers who had before been employed.

People of the same trade seldom meet together, even for merriment and diversion, but the conversation ends in a conspiracy against the public, or in some contrivance to raise prices.

Man, an animal that makes bargains.

When we have read a book or poem so often that we can no longer find any amusement in reading it by ourselves, we can still take pleasure in reading it to a companion. To him it has all the graces of novelty.

The uniform, constant, and uninterrupted effort of every man to better his condition . . . is frequently powerful enough to maintain the natural progress of things toward improvement, in spite of the extravagance of government, and of the greatest errors of administration.