You cannot draw white cloth from a dying vat

Similar sayings:

A cloth is not woven from a single thread A cloth is not woven from a single thread
Those who do not study are only cattle dressed up in men’s clothes Those who do not study are only cattle dressed up in men’s clothes
Add legs to the snake after you have finished drawing it Add legs to the snake after you have finished drawing it
Do not add legs to the snake after you have finished drawing it Do not add legs to the snake after you have finished drawing it
Everyone should carefully observe which way his heart draws him, and then choose that way with all his strength Everyone should carefully observe which way his heart draws him, and then choose that way with all his strength

Chinese sayings and proverbs