... on Planet Earth. Let's start with the first one.

Celebrate more often: you've got a place on the planet, the one consistently rated the best in the known universe. Don't let a day go by without remembering that. That irritating e-mail is just a tiny grain of sand in the enormity of it all.

— 22 Things to Do on Planet Earth by Nicholas Bate

21 more things to do courtesy of NB.