一苇渡江 (一葦渡江) yī wěi dù jiāng

yī wěi dù jiāng phrase using a single reed to cross the Yangtze
Domain: Buddhism 佛教 , Subdomain: Chan
Notes: Refers to a Chan story about Bodhidharma crossing the river and heading north after a meeting with Emperor Wu of Liang (FGDB '一葦渡江')