∴ Dry bread is better than wisdom.

(c) A church is a force for good in any community,

A slate roof is good for a church,

∴ A slate roof is a force for good in any community.

Fallacies of four terms.

(a) All true teachers are just,

John Doe is an educator,

∴ John Doe is just.

(b) Milk is nourishing,

This substance is a white fluid,