what is more important?
The structural ability of your cells to communicate with each other and create communities, or tissue. These tissue structures then combine themselves to make organs, organ systems and finally organisms.
Of course many would argue that the radical changes of ideology during much of the 19th and 29th century has a far greater impact on the social lives of individuals.
It all depends on your point of view on whats important and whats not.
For example, your life holds no meaning to me, yet I value other lives over mine.
what you are or how you act? which is more real?
What you are is what you act. They are the same.