This world is gradually becoming a place Where I do not care to be any more.

One must be ruthless with one's own writing or someone else will be.

Them lady poets must not marry, pal.

Bats have no bankers and they do not drink and cannot be arrested and pay no tax and, in general, bats have it made.

There is no such thing as Freedom (though it is the most important condition of human life, after Humility, -which does not exist either). There is only Slavery (walls around one) and absence-of-Slavery (ability to walk in any direction, or to remain still).

I didn't want to be like Yeats; I wanted to be Yeats.

You should always be trying to write a poem you are unable to write, a poem you lack the technique, the language, the courage to achieve. Otherwise you're merely imitating yourself, going nowhere, because that's always easiest.