You need to know the answer to a million questions About your self and the world around you Like how does the Earth turn how does the sun burn What are stars Who lives on Mars My enthusiasm tires you I talk too much And now you're looking all around I should have kept it simple I'll start again The Moon goes round the Earth goes around the Sun It's as simple as that ... lesson done The Moon goes round the Earth goes around the Sun It's as simple as that ... lesson done We go back about four and a half billion years ago To the birth of our sun and the forming planets Black holes comets constellations now gone We look at supernovas But before too long My enthusiasm tires you I talk too much And now you're looking all around I should have kept it simple I'll start again The Moon goes round the Earth goes around the Sun It's as simple as that ... lesson done The Moon goes round the Earth goes around the Sun It's as simple as that ... lesson done We talk of evolution and I try to explain In the words of Darwin how things slowly change The Earth will stop turning long after you're gone Nothing lasts forever Which includes the Sun The Universe scares you I've said too much And now you're looking at the ground I should have kept it simple I'll start again The Moon goes round the Earth goes around the Sun It's as simple as that ... lesson done The Moon goes round the Earth goes around the Sun It's as simple as that ... lesson done The Moon goes round the Earth goes around the Sun It's as simple as that ... lesson done The Moon goes round the Earth goes around the Sun It's as simple as that ... lesson done