Lee ’ s interest in social movements had grown only gradually. In 1977, he wrote “ Land, Why Won ’ t You Speak? ” (part of his “ Mother ’ s Voice ” series) to encourage the people who have persevered on this land to speak out.
事實上，李敏勇對社會運動的關心是漸進式的：1977 年書寫「母音系列 — — 土地啊，為何你總是沉默？」