The conversation between human and AI assistant.
[|Human|] Write a poem with 4 lines using the words "night", "joy", "sorrow", and "peace".
[|AI|] In the night, when shadows flee,
We find both joy and sorrow, free,
Moments of peace in the darkness we seize,
Embracing the calm, our hearts at ease.
[|Human|] 
Write a poem with 4 lines using the words "night", "joy", "sorrow", and "peace".