Key to the Scriptures.” Man-made theories are nar- [15]

row, else extravagant, and are always materialistic.

The ethics which guide thought spiritually must bene-

fit every one; for the only philosophy and religion that

afford instruction are those which deal with facts and

resist speculative opinions and fables. [20]

Works on science are profitable; for science is not

human. It is spiritual, and not material. Literature

and languages, to a limited extent, are aids to a student

of the Bible and of Christian Science.