Those thoughts are truth which guide us to beneficial interaction with sensible particulars as they occur, whether they copy these in advance or not.
God may not guide us in an obvious way because he wants us to make decisions based on faith and character.
He who thinks and thinks for himself, will always have a claim to thanks; it is no matter whether it be right or wrong, so as it be explicit. If it is right, it will serve as a guide to direct; if wrong, as a beacon to warn.
When a man is in doubt about this or that in his writing, it will often guide him if he asks himself how it will tell a hundred years hence.
The duty of rhetoric is to deal with such matters as we deliberate upon without arts or systems to guide us, in the hearing of persons who cannot take in at a glance a complicated argument or follow a long chain of reasoning.
He that takes truth for his guide, and duty for his end, may safely trust to God’s providence to lead him aright.
Every individual ought to know at least one poet from cover to cover: if not as a guide through the world, then as a yardstick for the language.