Travel. Explore yourself and the world. Meet new people, learn their culture.Learn new languages. Eat new cuisines. Read other religions. See documentaries. Wat

Travel. Explore yourself and the world. Meet new people, learn their culture.Learn new languages. Eat new cuisines. Read other religions. See documentaries. Watch old classics. Join an art class. Exercise. Do something out of your comfort zone Do NOT do anything remotely close to your profession, there more to life than picking up a new programming language to learn.