木に縁りて魚を求む
Meanings
1
to look for fish by climbing a tree; to attempt the impossible by using the wrong method
A classical proverb originating from Mencius, used to describe a futile effort where the approach itself guarantees failure. Often cited in literary or didactic contexts rather than everyday conversation.
Like looking for fish by climbing a tree, that plan cannot possibly succeed.
His method is exactly like trying to find fish in a tree.