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The most important property of a program is whether it accomplishes the intention of its user.
Innovation is not just about creating new products, but about rethinking how we use materials to reduce waste.
A man is a success if he gets up in the morning and gets to bed at night, and in between he does what he wants to do.
No man is fit to hold office who isn't perfectly willing to leave it at any time...
The architecture of cognition constrains the forms of knowledge representation.