Friendship in poetry

https://www.poets.org/poetsorg/poem/deep-sworn-vow

 

A Deep-Sworn Vow

W. B. Yeats1865 – 1939

Others because you did not keep
That deep-sworn vow have been friends of mine;
Yet always when I look death in the face,
When I clamber to the heights of sleep,
Or when I grow excited with wine,
Suddenly I meet your face.