Someone wrote on HN that you can not make all of your employees happy at the same time. Identify the 20% who gets done 80% of the work and make sure they will w

Someone wrote on HN that you can not make all of your employees happy at the same time. Identify the 20% who gets done 80% of the work and make sure they will want to work for you in the future and follow you if you jump ship. How? Build a relation to them based on trust and respect and ask them directly.