I was cautious in what I said before the young lady; for I could not be sure that she was sane; and, in fact, there was a certain restless brilliancy about her eyes that half led me to imagine she was not.
Half the sum of attraction, on either side, might have been enough, for he had nothing to do, and she had hardly any body to love." (of Anne Elliot and Captain Wentworth, Persuasion)
Mr. Lyell's system of geology is just half the truth, and no more. He affirms a great deal that is true, and he denies a great deal which is equally true; which is the general characteristic of all systems not embracing the whole truth.
There are few persons, even among the calmest thinkers, who have not occasionally been startled into a vague yet thrilling half credence in the supernatural, by coincidences of so seemingly marvellous a character that, as mere coincidences, the intellect has been unable to receive them.