Quotes from Martin Luther King, Jr.:
A nation or civilization that continues to produce soft-minded men purchases its own spiritual death on the installment plan.
At the center of non-violence stands the principle of love.
A riot is the language of the unheard.
Darkness cannot drive out darkness; only light can do that. Hate cannot drive out hate; only love can do that.
It is not enough to say we must not wage war. It is necessary to love peace and sacrifice for it.
I also recommend this book [I read it in my African-American History class at Simmons College]: