All war presupposes human weakness and seeks to exploit it.
War is the domain of physical exertion and suffering.
Pursue one great decisive aim with force and determination.
[...] to introduce into the philosophy of war itself a principle of moderation would be an absurdity
All action takes place, so to speak, in a kind of twilight, which like a fog or moonlight, often tends to make things seem grotesque and larger than they really are.
War is nothing but a duel on a larger scale.