This little gem has always stuck in my head: If you want to get on the correct taxiway, go around the sign. If you can't go around the sign, chances are the next turn is the runway.
2. The 2 most important things on any flight are the next 2 things.
3. The 2 rules to always remember are: flying needs to be safe, and flying needs to be fun. Rule #3 is to remember rules 1 and 2.
4. This is a fickle industry. Your FO at this airline today could be giving you IOE at your next one in a year. Treat him accordingly.
5. If ever in doubt...ask.