The defects of the children mirror the defects of the parents.

No philosopher's stone of a constitution can produce golden conduct from leaden instincts.

That feelings of love and hate make rational judgments impossible in public affairs, as in private affairs, we can clearly enough see in others, though not so clearly in ourselves.

We do not commonly see in a tax a diminution of freedom, and yet it clearly is one.

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.

So far from science being irreligious, as many think, it is the neglect of science that is irreligious-it is the refusal to study the surrounding creation that is irreligious.

How often misused words generate misleading thoughts.