“God is big enough to do his own job. If God will judge our father for choosing to follow the way of our ancestors, then let God do the judging, not Eugene.”

Source: The Tenant of Wildfell Hall (1848), Ch. XXXVIV : A Scheme of Escape; Helen to Little Arthur

This is one of seven quotes inscribed on the walls at the gravesite of John F. Kennedy, Arlington National Cemetery.
1961, Inaugural Address
Context: Finally, whether you are citizens of America or citizens of the world, ask of us the same high standards of strength and sacrifice which we ask of you. With a good conscience our only sure reward, with history the final judge of our deeds, let us go forth to lead the land we love, asking His blessing and His help, but knowing that here on earth God's work must truly be our own.

Source: Unspoken Sermons: Series I, II, III

Jupiter, Act 1
The Flies (1943)

This quote is sometimes pointing Brontë as the author, but is is originally attributed to Richard Whately, first quoted in The Railroad Telegrapher, Volume 18 (1901), Order of Railroad Telegraphers, page 713.
Disputed

Variant: God is full of mercy for everyone, as He has been towards you. He is a father before He is a judge.
Source: The Count of Monte Cristo

Variant: I knew then that I hadn't stopped believing in God. I'd just stopped believing God cared. There might be a God, Clary, and there might not, but I don't think it matters. Either way we're on our own.
Source: City of Bones