aa. the expansive or self-transcending tendency -a desire to embrace the whole world to know and become one with the world b the contracting or self-asserting tendency -the desire to withdraw remain unique and separate-an egotistical existence◼ a. the expansive or self-transcending tendency - a desire to embrace the whole world - to know and become one with the world. ◼ b. the contracting or self-asserting tendency - the desire to withdraw, remain unique and separate - an egotistical existence