When there is pain, the animal instinct is 'fight or flight' (i.e., to either strike back or run away) - reflect instead. When you can calm yourself down, thinking about the dilemma that is causing you pain will bring you to a higher level and enlighten you, leading to progress.
Over the long run, the price of gold approximates the total amount of money in circulation divided by the size of the gold stock. If the market price of gold moves a long way from this level, it may indicate a buying or selling opportunity.
Imagine if you had baseball cards that showed all the performance stats for your people: batting averages, home runs, errors, ERAs, win/loss records. You could see what they did well and poorly and call on the right people to play the right positions in a very transparent way.
When you think that it's too hard, remember that in the long run, doing the things that will make you successful is a lot easier than being unsuccessful