Martin Luther (1483-1546)

Martin Luther was a German priest, theologian, author, hymnwriter, professor, and former Augustinian friar. Luther was the seminal figure of the Protestant Reformation, and his theological beliefs form the basis of Lutheranism. He is widely regarded as one of the most influential figures in Western and Christian history.

Quotes

It is pleasing to God whenever you rejoice or laugh from the bottom of your heart.
Here stand I. I can do no other.
I cannot and will not recant anything, for to go against conscience is neither right nor safe. Here I stand, I can do no other. God help me. Amen.
At night always carry in your heart something from Holy Scriptures to bed with you, meditate upon it like a ruminant animal, and go softly to sleep; but this must not be too much, rather a little that may be well pondered and understood, that you may find a remnant of it in your mind when you rise in the morning.
Unless I am convinced by proofs from Scriptures or by plain and clear reasons and arguments, I can and will not retract, for it is neither safe nor wise to do anything against conscience. Here I stand. I can do no other. God help me. Amen.
My heart, which is so full to overflowing, has often been solaced and refreshed by music when sick and weary.

Music
The human heart is like a ship on a stormy sea driven about by winds blowing from all four corners of heaven.
Music is a discipline, and a mistress of order and good manners, she makes the people milder and gentler, more moral and more reasonable.

Music
Even if I knew that tomorrow the world would go to pieces, I would still plant my apple tree.

Miscellaneous