“Stronger than iron
crueler than death
sweeter than springtime
it lives beyond breath”

Source: Revolution

Variant: Love stands opposed to death. It is love, not reason, that is stronger than death.
Source: The Magic Mountain (1924), Ch. 6; variant translation: It is love, not reason, that is stronger than death. Only love, not reason, gives sweet thoughts. And from love and sweetness alone can form come: form and civilization.
Context: Love stands opposed to death. It is love, not reason, that is stronger than death. Only love, not reason, gives kind thoughts.

"Examination at the Womb-door"
Crow (1970)

Source: Discipleship (1937), Revenge, p. 142.
Context: Jesus bluntly calls the evil person evil. If I am assailed, I am not to condone or justify aggression. Patient endurance of evil does not mean a recognition of its rights. That is sheer sentimentality, and Jesus will have nothing to do with it. The shameful assault, the deed of violence and the act of exploitation are still evil. … The very fact that the evil which assaults him is unjustifiable makes it imperative that he should not resist it, but play it out and overcome it by patiently enduring the evil person. Suffering willingly endured is stronger than evil, it spells death to evil.

"Credo" at his official website http://robertfulghum.com/index.php/fulghumweb/credo/; this may be partly influenced by remarks of Albert Einstein in "What Life Means to Einstein: An Interview by George Sylvester Viereck" The Saturday Evening Post (26 October 1929): I am enough of an artist to draw freely upon my imagination. Imagination is more important than knowledge. Knowledge is limited. Imagination encircles the world.
Source: All I Really Need to Know I Learned in Kindergarten

Source: Unsourced

Of Gardens
Essays (1625)