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.
You must know that there are different tastes. There are also different powers of digestion... different temperaments... differences in the capacity to comprehend.
Student: Dr. Einstein, Aren't these the same questions as last year's [physics] final exam? Dr. Einstein: Yes; But this year the answers are different.
Samsara - our conditioned existence in the perpetual cycle of habitual tendencies and nirvana - genuine freedom from such an existence- are nothing but different manifestations of a basic continuum. So this continuity of consciousness us always present. This is the meaning of tantra.