Product Manager

In business the 80/20 principle is behind any innovation, any extra value. It is an entrepreneurial principle, a formula for value creation utilized not only by entrepreneurs, but by most managers and organizations.

If you want to do something that's going to change the world, build software that people want to use instead of software that managers want to buy.

the net effect of increasing scale, centralization of capital, vertical integration and diversification within the corporate form of enterprise has been to replace the 'invisible hand' of the market by the 'visible hand' of the managers.