The meaning of "Jude should act as Li Xiping"

Li Xiping: A teacher of the Tang Dynasty, who was named King of Xiping County for his meritorious service in suppressing Zhu's rebellion.

The meaning of the full text is: a person with lofty ideals and heroism will make a heroic career like Li Xiping, even if he can't ride a whale in the sea like An Qisheng and go down in history forever. And myself, although I have the ambition to kill the enemy, I have no chance to serve my country. Most of my life has passed, but I haven't got the gold seal yet, but I have white hair. Lying idle in the ancient temple in Chengdu, the afterglow of the sunset shines on the monk's window. Can't I ride a horse to break the thief, and I have to whisper poetry here, whispering like cicadas? I want to buy all the wine in the market bridge hotel, and let the bottles pile up in the cart when I have a hangover. Let tragic music add to the fun, just like letting the Yellow River burst its banks and drown Juye Lake. The spirit of not drinking at ordinary times and binge drinking for the sake of victory suddenly surprised me. I am old when I have not reported my national enemy. Even the sword I wear is unwilling to be lonely. In the dead of night, it rustles in the scabbard. When can I come back triumphantly and entertain the soldiers of the three armed forces on the snowy night in Flying Fox City?