See that your chief study be about heart, that there God's image may be planted, and his interest advanced, and the interest of the world and flesh subdued, and the love of every sin cast out, and the love of holiness succeed; and that you content not yourselves with seeming to do good in outward acts, when you are bad yourselves, and strangers to the great internal duties. The first and great work of a Christian is about his heart.

If it will be an intolerable thing to suffer the heat of fire for a year or a day, or an hour, what will it be to suffer ten thousand times more for ever? What if thou wert to suffer Lawrence 's death, to be roasted upon a gridiron; or to be scraped or pricked to death as other martyrs were; or if thou wert to feed upon toads for a year together? If thou couldst not endure such things as these, how wilt thou endure the eternal flames ?

In a divine commonwealth holiness must have the principal honor and encouragement, and a great difference be made between the precious and the vile.

It is a contradiction to be a sanctified man, or a true christian, and not humble.

A man pleaser cannot be true to God, because he is a servant to the enemies of his service; the wind of a man's mouth will drive him about as the chaff, from any duty, and to any sin.

You may know God, but not comprehend Him.

We are ignorant of things necessary, because we learn things superfluous and unnecessary