Let no one think or maintain that a person can search too far or be too well studied in either the book of God's word or the book of God's works.

Nothing destroys authority more than the unequal and untimely interchange of power stretched too far and relaxed too much.

We think according to nature. We speak according to rules. We act according to custom.

Truth comes out of error more readily than out of confusion.

But by far the greatest obstacle to the progress of science and to the undertaking of new tasks and provinces therein is found in this-that men despair and think things impossible.

But the best demonstration by far is experience, if it go not beyond the actual experiment.

The ill and unfit choice of words wonderfully obstructs the understanding.