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.

Marriage: A word which should be pronounced "mirage".

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.

Every cause produces more than one effect.

Religion has been compelled by science to give up one after another of its dogmas. . . .

To have a specific style is to be poor in speech.