To be unable to move even a tiny bit, especially due to physical infirmity or difficult terrain

Easier to do a thing than to understand it; a core epistemological proposition of Sun Yat-sen (Sun Wen) intended to encourage practical action and overcome the traditional view that action is more difficult than knowledge

without truth or reason on one's side, one cannot go even a single inch; paired antonym of [[有理走遍天下|有理走遍天下|you3 li3 zou3 bian4 tian1 xia4]]

stuck and difficult to carry out; obstructed and hard to put into practice