I have found myself in this predicament a few times. I began by praying for perspective. Once i gained mental clarity. I started to set short term, reasonable goals for myself. I would reach each goal. This motivated me to continue moving forward making good soundl decisions
A greyhound. This is partly because they have a very poor sense of smell so I guess nature decided to give them good eyesight. This is why they use electric rabbits in races because they can't smell that it's not real they can just see it.