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Do justice to your brother (you can do that, whether you love him or not), and you will come to love him. But do injustice to him because you don't love him, and you will come to hate him.

John Ruskin (1866). “The Crown of Wild Olive: Three Lectures on Work, Traffic and War”, p.28
Do justice to your brother (you can do that, whether you love him or not), and you will come to love him. But do injustice to him because you don't love him, and you will come to hate him.