As theories increased, simple medicines..were forgotten, at least in the politer nations. ...Medical books, were immensely multiplied,...(towards) an abstruse science, quite out of reach of ordinary men.

Bear up the hands that hang down, by faith and prayer; support the tottering knees. Have you any days of fasting and prayer? Storm the throne of grace and persevere therein, and mercy will come down.

One of the principal rules of religion is, to lose no occasion of serving God. And, since he is invisible to our eyes, we are to serve him in our neighbour; which he receives as if done to himself in person, standing visibly before us.

If I had 300 men who feared nothing but God, hated nothing but sin, and were determined to know nothing among men but Jesus Christ and Him crucified, I would set the world on fire.

Always remember the essence of Christian holiness is simplicity and purity: one design, one desire: entire devotion to God.

Do all the good you can, by all the means you can.

I resolved to dedicate all my life to God, all my thoughts, and words, and actions; being thoroughly convinced, there was no medium; but that every part of my life (not some only) must either be a sacrifice to God, or myself, that is, in effect, to the devil. Can any serious person doubt of this, or find a medium between serving God and serving the devil?