Simone Weil:

Necessity-an image by which the mind can conceive of the indifference, the impartiality of God.

Necessity is God's veil.

The absence of God is the most marvellous testimony of perfect love, and that is why pure necessity, necessity which is manifestly different from good, is so beautiful.

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Example: a contemplation of the flower. Its unfolding is inexorable and absolutely necessary. It will grow in the queen's garden and in the trash-strewn lot by the freeway overpass. It does not prefer or take notice whether it is admired or scorned.