“Logic is like the sword--those who appeal to it shall perish by it.”

§ 1
Looking Back on the Spanish War (1943)

"Graphology" http://skepdic.com/graphol.html, The Skeptic's Dictionary

Variant: He who does not fear the sword he holds is not worthy of holding a sword.
-Hisagi Shuuhei

Source: Emotional amoral egoism (2008), p.180

“Perhaps because it posits only two choices,” said Aenea. Somewhere in the desert night, an owl made a short, sharp sound. “Spiritual resurrection and immortality or death and damnation,” she said.
“Those last two aren’t the same thing,” I said.
“No, but perhaps to someone like Blaise Pascal they were. Someone terrified of ‘the eternal silence of these infinite spaces.’”
“A spiritual agoraphobic,” I said.
Aenea laughed. The sound was so sincere and spontaneous that I could not help loving it. Her.
“Religion seems to have always offered that false duality,” she said, setting her cup of tea on a flat stone. “The silences of infinite space or the cozy comfort of inner certainty.”
Source: The Rise of Endymion (1997), Chapter 10 (p. 166)

Speech https://books.google.com/books?id=qMEv8DNXVbIC&pg=PA293&dq=%22Pro-Slavery+Rebellion%22&hl=en&sa=X&ved=0ahUKEwjtq-fys9zSAhWM4yYKHUaWBNIQ6AEIMjAE#v=onepage&q=%22Pro-Slavery%20Rebellion%22&f=false (January 1862)
1860s

Techelles, Act I, scene ii, line 132
Tamburlaine (c. 1588)