Every cause produces more than one effect.

Hero-worship is strongest where there is least regard for human freedom.

Civilization is a progress from an indefinite, incoherent homogeneity toward a definite, coherent heterogeneity.

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.

When a man's knowledge is not in order, the more of it he has the greater will be his confusion.

... those who have never entered upon scientific pursuits know not a tithe of the poetry by which they are surrounded... Sad, indeed, is it to see how men occupy themselves with trivialities, and are indifferent to the grandest phenomena - care not to understand the architecture of the heavens, but are deeply interested in some contemptible controversy about the intrigues of Mary Queen of Scots!

Let men learn that a legislature is not 'our God upon earth,' though, by the authority they ascribe to it, and the things they expect from it, they would seem to think it is. Let them learn rather that it is an institution serving a purely temporary purpose, whose power, when not stolen, is at the best borrowed.