Grace withereth without adversity. The devil is but God's master fencer, to teach us to handle our weapons.
O, what I owe to the file, to the hammer, to the furnace of my Lord Jesus!
Every day we may see some new thing in Christ. His love hath neither brim nor bottom.
Whether God come to his children with a rod or a crown, if he come himself with it, it is well.
There are many heads lying in Christ's bosom, but there is room for yours among the rest.
-- All quotes taken from The Loveliness of Christ: Extracts from the Letters of Samuel Rutherford
If you are unfamiliar with Samuel Rutherford, you can read more about him here and here. Reading his letters is good for the soul!