Learn to say Noโand 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.
Robert A. HeinleinSince survival is the sine qua non, I now define the "moral behavior" as "behavior that tends toward survival".
Robert A. HeinleinI don't trust a man who talks about ethics when he is picking my pocket. But if he is acting in his own self-interest and says so, I have usually been able to work out some way to do business with him.
Robert A. HeinleinI've found out why people laugh. They laugh because it hurts- because it's the only thing that'll make it stop hurting... I had been told that a 'funny' thing is a thing of goodness. It isn't... The goodness is in the laughing. I grok it is a bravery- and a sharing- against pain and sorrow and defeat.
Robert A. Heinlein