“What greater challenge today.... to disorder and insensitivity; what greater propaganda for integration than this emotionally intense, dramatic division of space?”

Dichoso el árbol, que es apenas sensitivo,
y más la piedra dura porque esa ya no siente,
pues no hay dolor más grande que el dolor de ser vivo,
ni mayor pesadumbre que la vida consciente.
Cantos de vida y esperanza (1901), "Lo fatal" ("Fatalism")
Quoted in Chambers Dictionary of Quotations (1997), p. 305.

Alan Hovhaness program notes to “Avak The Healer” (1946).

Baccalaureate address as President of Yale (12 June 1966)

Guest speech to the conference of the Fiji Labour Party, Lautoka, 30 July 2005

Source: Soon to be a Major Motion Picture (1980), p. 297.
Context: There is absolutely no greater high than challenging the power structure as a nobody, giving it your all, and winning. I think I've learned that lesson twice now. The essence of successful revolution, be it for an individual, a community of individuals, or a nation, depends on accepting that challenge.

Section 83
The True Believer (1951), Part Three: United Action and Self-Sacrifice

The Morality of Poetry
Primitivism and Decadence : A Study of American Experimental Poetry (1937)

Source: Multiple Personality: an Experimental Investigation into Human Individuality (1904), p. 16

1960s, I've Been to the Mountaintop (1968)
Context: Let us rise up tonight with a greater readiness. Let us stand with a greater determination. And let us move on in these powerful days, these days of challenge to make America what it ought to be. We have an opportunity to make America a better nation. And I want to thank God, once more, for allowing me to be here with you.