Activities that make me happy and are good for my long-term happiness and health:
1) Wandering the library, looking at books
2) Walking for hours on long flat beaches
3) Naps (preferably after the beach hike)
4) Being silly, laughing
5) Dancing salsa and west coast swing
6) Having interesting conversations
7) Advising/tutoring
8) Learning new things
9) Reading poetry and non-fiction
10) Playing with dogs