Li Yu and Nalan Xingde

Loneliness and carefree are:

Li Qingzhao, Xin Qiji

Career setbacks are:

Pre-Qin: Qu Yuan

Wei: Cao Zhi

Jin: Tao Yuanming

Southern and Northern Dynasties: Xie Lingyun

Tang: Luo, Wang Changling, Meng Haoran, Wang Wei, Li Bai, Du Fu, Meng Jiao, Jia Dao, Bai Juyi, Liu Yuxi, Han Yu, Liu Zongyuan, Li Shangyin and Du Mu.

Song: Wang Anshi, Su Shi, Lu You

Qing: Gong Zizhen