I’ve been a minimalist for a couple of years, and when you’ve been minimalist for a good while, something changes inside you. You start thinking about the Earth and the people and animals who share it with us. It’s as if there’s suddenly space to think about something bigger than ourselves.  Most of us drift through life buying what we want when we want. Now the internet has made it even easier for us to buy things on a whim. Everywhere we go advertisements follow us, convincing us we’re undesirable, unfashionable, and lacking, despite our wardrobes and cupboards spilling out. A few weeks ago I watched a documentary called The…