Sustainability is not an add-on, it's a way of thinking.

我不是赌徒。我不相信运气。我相信努力和准备。

There is no such thing as great wisdom in the world, just as there is no such thing as talent. What exists is triviality. If you keep doing repetitive things, you become an expert; if you do repetitive things with special focus, you become a master.