Never complain and never explain.
Always desire to learn something useful.
Be gentle to all and stern with yourself.
To be a good loser is to learn how to win.
Be kind whenever possible. It is always possible.
If you're going through hell, keep going.
Expect problems and eat them for breakfast.
Well done is better than well said.
Quality is not an act, it is a habit.
To know oneself, one should assert oneself.
One of the nice things about science fiction is that it lets us carry out thought experiments.
Some ideas you have to chew on, then roll them around a lot, play with them before you can turn them into funky science fiction.