“People need hard times and oppression to develop psychic muscles.”
Help us to complete the source, original and additional information
Emily Dickinson 187
American poet 1830–1886Related quotes

Leonardo da Vinci (1916)
1910s

12 October 2010 https://twitter.com/gtdguy/status/27175167967
Official Twitter profile (@gtdguy) https://twitter.com/gtdguy
“Impulses we attempt to strangle only develop stronger muscles.”
Signposts to Elsewhere (2008)

A New Declaration of Independence (1909)

1960s, Nobel Prize acceptance speech (1964)
Context: Nonviolence is the answer to the crucial political and moral questions of our time — the need for mankind to overcome oppression and violence without resorting to violence and oppression. Civilization and violence are antithetical concepts… Sooner or later all the people of the world will have to discover a way to live together in peace, and thereby transform this pending cosmic elegy into a creative psalm of brotherhood. If this is to be achieved, man must evolve for all human conflict a method which rejects revenge, aggression and retaliation. The foundation of such a method is love.

Pedagogia do oprimido (Pedagogy of the Oppressed) (1968, English trans. 1970)