夸父逐日

Explanation: Metaphor people have ambition, but also compared himself. 　　Usage: The main predicate; as attribute; described as presumptuous 　　Source: Zheng Lie Yukou Warring States "Lie Zi Tang Q": "braggadocio Buliang Li, want to chase shadows, by the occasion at the corner of the valley. Keyu was drinking, went to drink the river Wei. River Wei enough to drink to go North Daze. suggest, Road thirst to death. " 　　Examples: True that ~, who also will thirst. ★ Southern Song Monk pity "on the fold Gudao Shi Rong Hua Yi Xia theory" Thesaurus:  bay the moon