Cloud of Witnesses
1509–1564
John Calvin
Systematizer
The Institutes gave the Reformation its theological backbone.
Writings
“My heart I offer to you, O Lord, promptly and sincerely.”
Personal seal and motto (Latin: "Cor meum tibi offero Domine prompte et sincere") · Adopted from his early ministry onward
Reflect With John Calvin
Answers come only from the writings cited above — never invented, always with a source.
A question outside these writings gets an honest "not covered" rather than a guess.