Greed does not actually lead to joy

Sir David Attenborough says it's time to curb the excesses of capitalism to save nature. Fully agreed.

"That doesn't mean to say that capitalism is dead and I'm not an economist and I don't know. But I believe the nations of the world, ordinary people worldwide, are beginning to realise that greed does not actually lead to joy"

Source

(Can anyone get him to write a foreword for Pandemic Capitalism?)