"Die warheit ist untödlich " (Truth is immortal.) - Balthasar Hubmaier
Hubmaier, advocate of religious liberty (including that of atheists*) and author of Concerning Heretics and Those Who Burn Them (1524), was executed by burning in 1528.
*"[N]o one may injure the atheist who wishes nothing for himself other than to forsake the gospel."
Desirism and the Prisoners' Dilemma
8 hours ago