Is there a distinct human nature

• How do modern evolutionary biologists believe there is a distinct human nature

  it is fundamentally driven by a survival instinct which generally inclines us to pursue what is in our best interest as individuals and society
• What do psychologists recognise in personalities

  The diversity of personalities and the many ways in which people are different
• What did John Paul Sartre say?

  There is no discernible 'nature' of the world as we are free individuals capable of responsibility for our actions