What emotions did Li Bai express in his poems?
His poems focus on the following emotions: the joy of sending feelings to mountains and rivers, the desire to make contributions, the expectation of being appreciated by kings, the unwillingness and resentment of frustrated officialdom, the disgust of officialdom, the yearning for hometown, the sincerity (parting) of friends, the feelings of freedom and boldness, the feelings of being indifferent to fame and fortune, the grief and helplessness of national defeat, and the feelings and wishes of the times.