Adansonia grandidieri

Adansonia grandidieri (from Wikipedia)

Imagine having this tree in your backyard! Add a treehouse on top of it… Cool! On second thought, how would I get up there?

Practice and Theory

Those who are in love with practice without knowledge are like the sailor who gets into a ship without rudder or compass and who never can be certain [where] he is going. Practice must always be founded on sound theory.
– Leonardo da Vinci