The quiet mind is richer than a crown....Such sweet content, such minds, such sleep, such bliss beggars enjoy when princes oft do miss.

The key to power, then, is the ability to judge who is best able to further your interests in all situations. Keep friends for friendship, but work with the skilled and competent.

Mastery is not a function of I.Q. or natural talent or wealthy parents who can send you to the best school, but rather the result of going through a learning process, fueled by the desire to grow and the persistence to push past any obstacles.

To succeed in the game of power, you have to master your emotions. But even if you succeed in gaining such self-control, you can never control the temperamental dispositions of those around you. And this presents a great danger.

It's fortunately a kind of society we live in where we can be diverse. People can take different paths and not feel like they're doing something wrong.

Keep your friends for friendship, but work with the skilled and competent

Many a serious thinker has been produced in prisons, where we have nothing to do but think.