Use your eyes. Do not enter unfamiliar areas that you cannot observe first. Make it a practice to swing wide around corners, use window glass for rearward visibility, and get something solid behind you when you pause.

If a principle exists it must be immutable, for that is what a principle is - a truth standing apart from the mood of the times.

When under attack, it is necessary to evaluate the situation and to decide instantly upon a proper course of action, to be carried out immediately with all the force you can bring to bear. He who hesitates is indeed lost. Do not soliloquize. Do not delay. Be decisive.

It is true that a victim who fights back may suffer for it, but one who does not almost certainly will suffer for it.

In all history the only bright rays cutting the gloom of oppression have come from men who would rather get hurt than give in.

What you do to prevent further felonious assault, as long as the felon is still capable of action, is justified.

'Heroism' is not the same as coping. A man who does his job properly and succeeds through his own efforts is definitely to be commended, but he is not a hero in the classic sense until he deliberately lays his life on the line for a cause he deems to be greater than himself.