The bottom of the soul may be in repose, even while we are in many outward troubles; just as the bottom of the sea is calm, while the surface is strongly agitated.

You have nothing to do but to save souls; therefore spend and be spent in this work.

As no good is done, or spoken, or thought by any man without the assistance of God, working in and with those that believe in him, so there is no evil done, or spoken, or thought without the assistance of the devil, who worketh with strong though secret power in the children of unbelief. All the works of our evil nature are the work of the devil.

As long as you feel your own weakness and helplessness, you will find help from above.

Men of learning began to set experiments aside...to form theories...and to substitute these in the place of experiments.

I cannot help leaving my books behind me whenever God calls me hence; but in every other respect, my own hands will be my executors.

Unless God has raised you up for this very thing, you will be worn out by the opposition of men and devils. But if God be for you, who can be against you? Are all of them together stronger than God? O be not weary of well doing!