Two things seemed pretty apparent to me. One was that in order to be a pilot a man had to learn more than any one man ought to learn; and the other was that he must learn it all over again in a different way every 24 hours.
Mark TwainChristianity will doubtless still survive in the earth ten centuries hence- stuffed and in a museum.
Mark TwainReputation is a hall-mark: it can remove doubt from pure silver, and it can also make the plated article pass for pure.
Mark TwainAs by the fires of experience, so by commission of crime you learn real morals. Commit all crimes, familiarize yourself with all sins, take them in rotation (there are only two or three thousand of them), stick to it, commit two or three every day, and by and by you will be proof against them. When you are through you will be proof against all sins and morally perfect. You will be vaccinated against every possible commission of them. This is the only way.
Mark Twain