What does the proverb I cannotlive on the bank of a river and wash my hands with spittle mean?

The proverb "I cannot live on the bank of a river and wash my hands with spittle" suggests that one should not rely on inadequate means or methods to achieve their goals or address their needs. It emphasizes the importance of using appropriate resources and taking decisive action rather than settling for ineffective solutions. Essentially, it highlights the futility of trying to succeed while ignoring more effective options available.