Logic is the science of the laws of thought, as thought,--that is of the necessary conditions to which thought considered in itself is a subject.

An instinct is an agent which performs blindly and ignorantly a work of intelligence and knowledge.

In our natural body every part has a necessary sympathy with every other; and all together form, by their harmonious conspiration, a healthy whole.

A judgment is the mental act by which one thing is affirmed or denied of another.

Logic is the science of the laws of thought, as thought,--that is of the necessary conditions to which thought considered in itself is a subject.

Read much, but not many works.

The pursuit of knowledge is but a course between two ignorances, as human life is itself only a wayfaring from grave to grave.