Spoilers: In preview for coming episodes see Daryl. Also see Rick (or Rick's shirt) with Glen going "what's he doing here" and advancing on someone behind Rick well Rick calling for peace. Merle?
"In the essentials: unity; in the non-essentials: liberty; in all things: love" - often incorrectly attributed to Augustine or John Wesley - original source in question
"Use peaceful means where they are appropriate; but where they are not appropriate, do not hesitate to resort to more forceful - Thupten Gyatso (the Dalai Lama, 1932)
"It is not the will to win that matters - everyone has that. It's the will to prepare to win that matters" Coach Paul 'Bear' Bryant.
"The ink of scholars is more precious than the blood of martyrs" - Muhammed