Specialization is for insects.

No intelligent man has any respect for an unjust law.

Dad claims that library science is the foundation of all sciences just as math is the key -- and we will survive or founder, depending on how well the librarians do their jobs. Librarians didn't look glamorous to me but maybe Dad had hit on a not very obvious truth.

Learn to say No—and to be rude about it when necessary. Otherwise you will not have time to carry out your duty, or to do your own work, and certainly no time for love and happiness. The termites will nibble away your life and leave none of it for you.

By the data to date, there is only one animal in the Galaxy dangerous to man -- man himself. So he must supply his own indispensable competition. He has no enemy to help him.

You can go wrong by being too skeptical as readily as by being too trusting.

Budget the luxuries first.