In a family argument, if it turns out you are right, apologize at once.
Any group is weaker than a man alone unless they are perfectly trained to work together.
I was not offended, my love. An insult is like a drink; it affects one only if accepted. And pride is too heavy baggage for my journey.
Your enemy is never a villain in his own eyes.
Don't explain computers to laymen. Simpler to explain sex to a virgin.
A handy short definition of almost all science fiction might read: realistic speculation about possible future events, based solidly on adequate knowledge of the real world, past and present, and on a thorough understanding of the nature and significance of the scientific method.