The person who admits ignorance shows it once; the one who tries to hide it shows it often.
More Japanese Proverbs:
Never judge things of which you only know the shadow.Japanese
Better be proficient in one art than a smatterer in a thousand.
Japanese
Put faith in your own abilities and not in the stars.
Japanese
When one dog barks for nothing, all other dogs bark in earnest.
Japanese
A dog that walks around will find a stick.
Japanese
A fallen blossom never returns to the branch.
Japanese