Be interesting, be enthusiastic... and don't talk too much.
The greatest measure of a human being isn't how he handles himself when things are going well, but how he handles himself when things are going badly, when defeat comes.
Nothing can stand in the way of the man who focuses his entire self on a problem.
Only the believers pick up the prizes in life.
When learning stops, decay sets in.
Understanding can overcome any situation, however mysterious or insurmountable it may appear to be.