One kernel is felt in a hogshead; one drop of water helps to swell the ocean; a spark of fire helps to give light to the world. None are too small, too feeble, too poor to be of service. Think of this and act.
Grief helps you come to grips with the loss of a loved one. Guilt helps you make better moral decisions or bring you to apologise for a wrongdoing. In proper doses, these types of negative emotions are necessary and healthy.
Listen, I would love to play every day at one position but it's just not happening. Being able to play all these different positions makes it fun. It helps the team and it helps me stay in the lineup.