effaced by another, as where new ones are 
continually arising. With the he^it of the 
brain, it may be presumed, passes away also 
a great portion of that of the heart. Hence, 
perhaps, the diminution of attachments. 
The former, too, are generally more idle, 
more versatile, siibjedt to fits of the spleen, 
and consequently more easily led into speculative 
notions or schemes of general happiness * Let us 
only examine the history of the French re- 
volution, without reverting to innumerable 
other instances in the records of past times, 
and we shall find that cities have formed the 
hot-beds of innovation and sedition ; and 
that in the various attempts to transplant 
* In all large towns there is a great influx of foreigners, of 
various nations, and of different tempers and dispositions, as 
well as of intellcdlual and moral qualities. To reason from 
analogy, may it not be presumed, that the constant inter- 
mixture of these by marriage (or what wc farmers call crossing 
ibe breed) ith the native inhabitants, the collision of minds, 
and the influence of association and manners, operate at length 
as physical and moral causes in changing the original character 
- of the latter ? 
