see no further than the end of one’s nose

see no further than the end of one’s nose

and cannot see (any) further than the end of one’s nose
in. to be narrow-minded; to lack understanding and perception. You don’t care about anyone but yourself. You can’t see any further than the end of your nose.
See also: end, further, no, nose, of, see
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • boiling mad
  • pighead
  • pigheaded
  • pea-brained
  • end your days/life
  • end (one's) days
  • yank
  • what part of no don't you understand?
  • don't change/swap horses in midstream
  • berpwater