五一勞動節的起源(Chinese vision only)
https://chinacurrent.com/education/article/2023/04/24545.html
中華經典名句──「明日復明日，明日何其多！我生待明日，萬事成蹉跎。」(Chinese vision only)
https://emm.edcity.hk/media/%E4%B8%AD%E8%8F%AF%E7%B6%93%E5%85%B8%E5%90%8D%E5%8F%A5%E2%94%80%E2%94%80%E3%80%8C%E6%98%8E%E6%97%A5%E5%BE%A9%E6%98%8E%E6%97%A5%EF%BC%8C%E6%98%8E%E6%97%A5%E4%BD%95%E5%85%B6%E5%A4%9A%EF%BC%81%E6%88%91%E7%94%9F%E5%BE%85%E6%98%8E%E6%97%A5%EF%BC%8C%E8%90%AC%E4%BA%8B%E6%88%90%E8%B9%89%E8%B7%8E%E3%80%82%E3%80%8D%28%E4%B8%AD%E6%96%87%E5%AD%97%E5%B9%95%E5%8F%AF%E4%BE%9B%E9%81%B8%E6%93%87%29/1_p9awdt4h