Show pageOld revisionsBacklinksBack to top Old Revisions These are the older revisons of the current document. To revert to an old revision, select it from below, click Edit this page and save it. 2025/08/22 15:12 yǐn shuǐ sī yuán: 饮水思源 - Drink Water, Think of its Source; Gratitude for One's Origins – created xiaoer +12.9 KB (current)Show differences between selected revisions