Experience without theory is blind, but theory without experience is mere intellectual play.

Thrift is care and scruple in the spending of one's means. It is not a virtue and it requires neither skill nor talent.

The nice thing about living in a small town is that when you don't know what you're doing, someone else does.

Imagination is a powerful agent for creating, as it were, a second nature out of the material supplied to it by actual nature.

Reason must approach nature in order to be taught by it. It must not, however, do so in the character of a pupil who listens to everything that the teacher chooses to say, but of an appointed judge who compels the witness to answer questions which he has himself formulated.

The existence of the Bible is the greatest blessing which humanity ever experienced.

The science of mathematics presents the most brilliant example of how pure reason may successfully enlarge its domain without the aid of experience