Fractal
We live in an age of specialization, where we are encouraged to narrow our interests and our activities, to focus and limit ourselves to doing things at which we are very competent. So parts of our brain get a lot of exercise and other parts very little.

The Idea: Twelve methods that will exercise parts of your brain that rarely get it, and make you more creative and better able to understand the world.

#8 -- Psychoactive and Other Drugs: They work for some people, and have for thousands of years.

Twelve Ways to Think Differently

(Via LifeHacker)