Less specific influences, more general. Critical mass of complex intelligence. Feelings - makes a difference to us as individuals and as a group. People learn, grow, change - are becoming as opposed to static. Become less deterministic, more self-directed.
People adopt higher values as general motivations.
Core values are very general influences at the heart of each of us. They vary from person to person, and each person might describe his core values differently than others - if he can identify them. These are things that seem to be at the root of what it means to be us, and what we want to do in this world. These values are considered irreducible - you can't find any other cause for them. They just are.