a means to an end, namely, the meeting of human needs. In this way he can distinguish work from hobbies. But in fact the activity undertaken as work can also be undertaken as hobby, and in both cases be a means to an end which is extrinsic to the worker’s need to do it. For instance, if I love building computers and I make one for my son as a birthday present, knowing that he needs a computer for work, I have made it as a gift for his birthday. I could have gone out and bought one with the same result.