How to use a sewing machine. How many of us throw out our clothes when they get a little tear in them? It's so wasteful.
Generally, a lot of things can be fixed pretty easily with just a little bit of knowledge and some common sense.
Learn to swim.
consensus decision making such as the seven thinking hats technique
learning: critical thinking, gathering relevant/true information from the web
bash scripts, vim, latex and python: makes computing efficient
The ability to use a computer, although I imagine most of you have that already.
How to preform general maintenance on your car. It will save you a ton of time and keep you safe from the predatory vultures called mechanics.
Where can someone learn this magic?
Can you elaborate on this?
Sure. It means not taking things personally. It's being able to control your emotions and not have your emotions control you. Meditation really helps in this regard.
I could use
some a lot of that.
- How to build a shelter
- How to grow food
- How to cook / prepare food
To operate a single engine airplane. You never know...
FlightGear is a free and open source flight simulator. There are countless pages on the net about the first steps, which are flying straight and level and reading the instruments; and the more complicated stuff, which is navigation (VOR, VOR-DME, ILS approaches and so on.)
Growing food. If you can't do that, you're at the whims of capitalists for basic nourishment.