Take time to deliberate; but when the time for action arrives, stop thinking and go in.
– Andrew Jackson
Be slow to fall into friendship; but when thou art in, continue firm and constant.
– Socrates (469-399 BC)
That you may retain your self-respect, it is better to displease some by doing what you know is right, than to temporarily please them by doing what you know is wrong.
– William J. H. Boetcker