It's my opinion that every one I know has morals, though I wouldn't like to ask. I know I have. But I'd rather teach them than practice them any day. "Give them to others"-that's my motto.

A pilot must have a memory developed to absolute perfection. But there are two higher qualities which he also must have. He must have good and quick judgment and decision, and a cool, calm courage that no peril can shake.

It's not as bad as it sounds.

Be careless in your dress if you must, but keep a tidy soul.

My philological studies have satisfied me that a gifted person ought to learn English (barring spelling and pronouncing) in thirty hours, French in thirty days, and German in thirty years. It seems manifest, then, that the latter tongue ought to be trimmed down and repaired. If it is to remain as it is, it ought to be gently and reverently set aside among the dead languages, for only the dead have time to learn it.

Everything has its limit - iron ore cannot be educated into gold.

All you need is ignorance and confidence and the success is sure.