While every noble morality develops from a triumphant affirmation of itself, slave morality from the outset says No to what is "outside," what is "different," what is "not itself"; and this No is its creative deed.
A theory is the more impressive the greater is the simplicity of its premises, the more different are the kinds of things it relates and the more extended the range of its applicability.
Don't deliver an essay with so many points. No one can absorb it. Just say one thing... Of course, you can say the point in many different ways over and over again with different illustrations.
You can never solve a problem on the level on which it was created. Insanity: doing the same thing over and over again and expecting different results. A life lived for others is a life worthwhile.
Life is a test and this world a place of trial. Always the problems - or it may be the same problem - will be presented to every generation in different forms.