Well, I get my subject on Wednesday night; I think it out carefully on Thursday, and make my rough sketch; on Friday morning I begin, and stick to it all day, with my nose well down on the block.
– John Tenniel –
Successful technologies often begin as hobbies. Jacques Cousteau invented scuba diving because he enjoyed exploring caves. The Wright brothers invented flying as a relief from the monotony of their normal business of selling and repairing bicycles.
– Freeman Dyson –