Problem: How to go to the gyeongbokgung palace
Take the jogno bus 11 if you're spending the day in jogno.
The jongno bus 11 makes a perfect sightseeing loop through the historical district with stops along the east side of the palace grounds. Get off at the national folk museum stop and walk from there to the main entrance.

Answer: The jongno bus is small and green with 11 emblazoned on the side. Don't confuse it with the much larger green city buses that are identified by a large, capital g.

Problem: How to use a formula to think like warren buffet
Avoid technology companies if you cannot easily understand them.
The same is true if they have competitors you cannot easily understand. Any time that you're not able to decipher the purpose, mission or actions of a company (or those of its nearest competition), that should be a warning sign to you as an investor.

Answer: Invest in companies with strategies and goals that are transparent to you. Avoid companies in industries with low profit margins.

Problem: How to grieve and move on
Acknowledge your loss.
Losing a family member or friend is one of the most difficult things you will ever go through. The mourning process can be long and intense.
Answer: It is important to allow yourself the time and space necessary to grieve. You need to recognize that you have suffered a powerful loss.