On the nature of consciousness
On the nature of affection and trust
On the nature of empathy, altruism, and kindness
On the nature of psychopathic killers and mass murderers
On the nature of prejudice, persecution, and racism
On the nature of sadness, depression, and grief
On the nature of happiness
On the nature of laughter
On the nature of stress, fear, and PTSD
On the nature of the mind-body connection
On the nature of religion and spirituality
On the nature of the brain of the future
Epilogue : better angels.