By continually scolding someone, they in time become accustomed to it and despise your reproof. – Proverb

Every reform, however necessary, will by weak minds be carried to an excess, which will itself need reforming. – Samuel Taylor Coleridge

Rebuke should have a grain more of salt than of sugar. – Proverb

Turn where we may, within, around, the voice of great events is proclaiming to us, Reform, that you may preserve! – Thomas Babington Macaulay