Happiness
A Guide to Developing Life's Most Important Skill
9.0h
Altruism
The Power of Compassion to Change Yourself and the World
29.8h
A Plea for the Animals
The Moral, Philosophical, and Evolutionary Imperative to Treat All Beings with Compassion
11.1h
Glück
Leitfaden zur Entwicklung der wichtigsten Fähigkeit im Leben
11.4h
A nous la liberté
Comment se libérer de nos peur, de nos préjugés, de nos dépendances...
16.9h