Over a year ago BBC Horizon aired The Truth about Personality, where reporter Michael Mosley explored the latest science about how our personalities are created, and whether they can be changed.
In the programme, Mosley tried out two techniques to become more optimistic and to worry less about the future, and he obtained surprising results.
E17 The Truth About Personality por kaanozten
E17 The Truth About Personality por kaanozten
You can read the transcript for the first twelve minutes of the programme here.