燕雀安んぞ鴻鵠の志を知らんや

えんじゃくいずくんぞこうこくのこころざしをしらんや

[enjakuizukunzokoukokunokokorozashiwoshiranya]

Definitions

1.expressions (phrases, clauses, etc.)

only a hero can understand a hero; swallows and sparrows can't understand the aspirations of phoenixes and swans